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Polaris ProXP


AR8690

AR8690 - Polaris XP Turbo (16-up) / XP 1000 (14-up) ARP2000 Head Stud Kit

Made from ARP2000 material and rated to 220,000 psi, ARP cylinder head studs not only offer super...

Made from ARP2000 material and rated to 220,000 psi, ARP cylinder head studs not only offer superior clamp loads over cylinder head bolts, they provide proper alignment of the head and gasket with more accurate and consistent torque loading. Bolts will actually twist while torquing to proper spec, greatly reducing their ability to hold true.

$ 168.00 $ 193.20


BC9099C

BC9099C - Garrett Intercooler for Polaris XP Turbo

To kick off dune season, get 10% off for a limited time using promo code #runBC10 at checkout. Sa...

To kick off dune season, get 10% off for a limited time using promo code #runBC10 at checkout. Same efficient design but with economical cast lid. Working closely with Garrett’s cooling engineers, with hours of CFD flow simulation, we were able to target the highest velocity areas in the plenum to maximize water distribution throughout the core. We also targeted to get the most uniform flow distribution as possible on the coolant side. Putting the tank on top not only delivers more coolant bu...

$ 799.00 $ 918.85


BC9990

BC9990 - SxS Valve Spring Compressor/Installation Tool

The BC valve spring compressor and installation tool for the Polaris RZR, Can-Am X3 and Yamaha YX...

The BC valve spring compressor and installation tool for the Polaris RZR, Can-Am X3 and Yamaha YXZ allows quick and easy assembly of a complete SxS cylinder head in minitues. Even works while the head is installed on the engine in the car using compressed air through the spark plug hole. Install valve springs, retainers, valves and keepers fast and efficiently. Includes the following: Base housing that threads into spark plug hole. Pivoting arm to install 4 valves per hole.    3 spring/retai...

$ 250.00 $ 287.50


BC9004

BC9004 - ARP Polaris RZR XP Wheel Stud Kit - New Design (set/4)

  Exclusive ARP SxS wheel studs deliver the strength and performance required for extreme off-roa...

  Exclusive ARP SxS wheel studs deliver the strength and performance required for extreme off-road use, whether it’s the dunes, trails, rocks or the race track. Made from heat-treated 8740 chromoly with cadmium plating for added corrosion resistance, ARP studs deliver 200,000psi tensile strength vs 150,000psi on the factory Grade 8 studs. ARP studs are designed with added shoulder length for proper wheel engagement, an oversize splined grip that keeps the stud secure on the hub and a pronounc...

$ 60.00 $ 69.00


BC9000-2

BC9000-2 - Polaris RZR ARP Roll Cage Bolts - 2 Seat

Exclusive ARP roll cage bolt kit for the Polaris RZR 2 seater. Features 12pt, polished stainless...

Exclusive ARP roll cage bolt kit for the Polaris RZR 2 seater. Features 12pt, polished stainless steel bolts rated to 190,000psi, far superior to the Grade 8 stock bolts (150,000psi) and a way better look. Fits all Polaris RZR 2 seaters incl XP1000, XP Turbo and Turbo-S (except ProXP).

$ 75.00 $ 86.25


BC9002-12

BC9002-12 - ARP Polaris RZR XP1000, Xp Turbo, XP Turbo-S Rear Trailing Arm, Hub & 12mm Rad...

Exclusive ARP rear trailing arm, hub and radius rod (12mm) kit bolt kit for the Polaris RZR. Fea...

Exclusive ARP rear trailing arm, hub and radius rod (12mm) kit bolt kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits Polaris RZR XP1000 and XP Turbo (16-up)

$ 190.00 $ 218.50


BC9000-4

BC9000-4 - Polaris RZR ARP Roll Cage Bolt kit - 4 Seat

Exclusive ARP roll cage bolt kit for the Polaris RZR 4 seater. Features 12pt, polished stainless...

Exclusive ARP roll cage bolt kit for the Polaris RZR 4 seater. Features 12pt, polished stainless steel bolts rated to 190,000psi, far superior to the Grade 8 stock bolts (150,000psi) and a way better look. Fits all Polaris RZR 4 seaters incl XP1000, XP Turbo and Turbo-S (except ProXP).

$ 100.00 $ 115.00


BC9005

BC9005 - ARP Polaris RZR XP1000, XP Turbo, ProXP Front and Rear Brake Caliper Kit

Exclusive ARP front and rear brake caliper kit for the Polaris RZR. Features 12pt, polished stain...

Exclusive ARP front and rear brake caliper kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits Polaris RZR XP1000, XP Turbo (14-up), ProXP

$ 35.00 $ 40.25


BC0911

BC0911 - Polaris XP Turbo (16-up) Stage 2+ Duner/Trail Spec Camshafts

DUNER/HARDCORE TRAIL CAM PROFILEDesigned for stock turbo or modified turbo up to 28psi, works wit...

DUNER/HARDCORE TRAIL CAM PROFILEDesigned for stock turbo or modified turbo up to 28psi, works with stock valve springs up to factory rev limit, recommend BC spring kit if exceeding 8600 rpm. Requires tuning for optimum gains using PowerVision or HPTuners flash tuning device.  Adv Dur (.020") 252°/252° Dur @ .050 230°/230° Valve Lift (1:1) .420"/.420" Valve Lift (mm) 10.67/10.67

$ 499.00 $ 573.85


BC9001-S

BC9001-S - ARP Polaris RZR XP Turbo-S Front A-Arm Suspension & Hub Fastener Kit

BC x ARP exclusive front A-Arm suspension, spindle and hub bolt kit for the Polaris RZR. Features...

BC x ARP exclusive front A-Arm suspension, spindle and hub bolt kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits Polaris RZR XP Turbo-S (18-up)

$ 150.00 $ 172.50


BC3991

BC3991 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Valve Stem Seat/Seals Designed for Sto...

BC valve stem seals are designed for OEM Polaris (stock) top hat style seat. Integrated seat/seal...

BC valve stem seals are designed for OEM Polaris (stock) top hat style seat. Integrated seat/seal for OEM valve guides when using stock or BC spring/retainer if running stock cams or cams under.430" lift. The seals allow a carefully defined amount of engine oil from the cylinder head into the combustion chamber—to lubricate the rotating valve stem in the valve guide. BC valve stem seals are produced from high performance materials for increased part life and lower wear.

$ 44.00 $ 50.60


BC8290-1

BC8290-1 - Polaris XP Turbo / XP 1000 (93/94mm x .028”) Cometic MLX Head Gasket

MLX design for non O-ringed cylinder jug fits 93mm or 94mm bore, .028” Thickness - Cometic three ...

MLX design for non O-ringed cylinder jug fits 93mm or 94mm bore, .028” Thickness - Cometic three layer gaskets combine advanced materials with state-of-the-art manufacturing processes to provide custom-tailored solutions to meet the needs of each individual application. The MLX head gasket is comprised of a three layer setup - Viton coated embossed spring steel outer layers surround a steel inner layer that provides support and thickness to the gasket. Embossments on the gasket allow for a pr...

$ 70.00 $ 80.50


BC9009

BC9009 - ARP Polaris RZR XP Cam Bolt and Cam Gear Bolt Kit

Exclusive ARP cam cap and cam gear bolt kit for the Polaris RZR. Features 12pt, polished stainles...

Exclusive ARP cam cap and cam gear bolt kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits all Polaris RZR XP's

$ 61.50 $ 70,725.00


AR8791

AR8791 - Polaris XP Turbo (16-up) / XP 1000 (14-up) ARP Stock Replacement Case Bolt Kit

Stock replacement case bolts (not studs), re-useable, no more torque to yield and throw in the t...

Stock replacement case bolts (not studs), re-useable, no more torque to yield and throw in the trash. Made from ARP2000 material and rated to 220,000 psi, ARP crankcase bolts offer superior clamp loads over stock without distorting main journals. Also includes 8mm perimeter bolts and washers. Fits all 2cyl XP engines including XPTurbo, XP1000, Turbo-S, XP900, ProXP, RS1, Turbo R and all Rangers and Generals. 

$ 149.99 $ 172.49


BC9003-S

BC9003-S - ARP Polaris RZR XP Turbo-S Front and Rear Shock Fastener Kit

Exclusive ARP front and rear shock kit for the Polaris RZR. Features 12pt, polished stainless ste...

Exclusive ARP front and rear shock kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits Polaris RZR XP Turbo-S (16-up)

$ 96.00 $ 110.40


BC0912

BC0912 - Polaris XP Turbo (16-up) Stage 3 Wild Duner Camshafts

HARDCORE DUNER/DRAG CAM PROFILEIntended for a built engine running in excess of 28psi boost.  Req...

HARDCORE DUNER/DRAG CAM PROFILEIntended for a built engine running in excess of 28psi boost.  Requires extensive tuning for optimum gains using PV or HPTuners flash tuning device or MoTeC and BC adjustable cam gears to dial out overlap due bigger duration. Requires BC0900. CNC ported head recommended for optimum gains. Adv Dur (.020") 264°/264° Dur @ .050 240°/240° Valve Lift (1:1) .430"/.430" Valve Lift (mm) 10.92/10.92

$ 499.00 $ 573.85


AR8691

AR8691 - Polaris XP Turbo (16-up) / XP 1000 (14-up) ARP CustomAge625+ Head Stud Kit

Made from ARP625+ Custom Age material and rated to 280,000 psi, ARP cylinder head studs not only ...

Made from ARP625+ Custom Age material and rated to 280,000 psi, ARP cylinder head studs not only offer superior clamp loads over cylinder head bolts, they provide proper alignment of the head and gasket with more accurate and consistent torque loading. Bolts will actually twist while torquing to proper spec, greatly reducing their ability to hold true.

$ 342.45 $ 393.82


BC8878

BC8878 - NEW Polaris Adjustable Cam Gears - Int/Exh (pair) for XPTurbo, XP1000, XP900, 570

Machined from hardened steel alloy and fully compatible with the stock Polaris timing chain (BC h...

Machined from hardened steel alloy and fully compatible with the stock Polaris timing chain (BC has new Cloyes timing chains also), the BC adjustable cam gears for the Polaris RZR platform are the perfect way to gain top end or low end torque depending on how you dial in the gear settings. Separate intake and exhaust gears to avoid confusion, these gears allow for 5 degrees of advance or retard for both intake and exhaust cams with easy to read indicator marks. If running with BC cams, which ...

$ 185.00 $ 212.75


BC8870

BC8870 - Polaris Timing Chain - Cloyes for XPTurbo, XP1000, XP900, 570

Polaris camshaft timing chains are exclusively made by Cloyes for BC. With more than 50 years of ...

Polaris camshaft timing chains are exclusively made by Cloyes for BC. With more than 50 years of racing heritage, Cloyes custom timing sets and race products feature advanced technology and unmatched quality, for the optimum racing performance. Cloyes is the North American leader and global designer, developer, manufacturer, and distributor of timing drive systems and engine components for original equipment manufacturers and the automotive aftermarket. As the complete timing authority, Cloye...

$ 75.00 $ 86.25


BC3966

BC3966 - Polaris XP Turbo / XP 1000 Valve Guides

5.5mm Stem Diameter fits both Intake and Exhaust - BC premium valve guides feature a threaded end...

5.5mm Stem Diameter fits both Intake and Exhaust - BC premium valve guides feature a threaded end where the valve stem seal goes, virtually eliminating the seal popping off at extended rpm's. Made from Manganese Silicon Aluminum Bronze alloy and CNC machined to exacting tolerances. BC guides are resistant to cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and rpm's. The perfect replacement to worn or damaged guides and 100% com...

$ 88.00 $ 101.20


BC3800

BC3800 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Stainless Steel Intake Valves - 37.8mm...

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and features a swirl polished finis...

$ 80.00 $ 92.00


BC8291-2

BC8291-2 - Polaris XP Turbo / XP 1000 (98mm x .052”) Cometic MLS Head Gasket

MLS for O-ring cylinder jug, 98mm Spread Bore, .052” Thickness - Cometic three layer gaskets comb...

MLS for O-ring cylinder jug, 98mm Spread Bore, .052” Thickness - Cometic three layer gaskets combine advanced materials with state-of-the-art manufacturing processes to provide custom-tailored solutions to meet the needs of each individual application. The MLS head gasket is comprised of a three layer setup - Viton coated embossed spring steel outer layers surround a steel inner layer that provides support and thickness to the gasket. Embossments on the gasket allow for a proper seal around o...

$ 65.00 $ 74.75


BC8880

BC8880 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Cam Bucket Followers

Shimless bucket design, uses shim in retainer. Made from aerospace grade, 4140 chromoly steel all...

Shimless bucket design, uses shim in retainer. Made from aerospace grade, 4140 chromoly steel alloy and completely CNC machined from heat-treated billet round bar. Heavy-duty wall thickness eliminates distortion and cam face depression, while reducing overall weight from non-critical stress areas. Nitrided and polished to a surface hardness of 60RC for minimal wear. Provides lower friction with cam lobes and cylinder head lifter bores for improved durability.

$ 300.00 $ 345.00


BC9991

BC9991 - Polaris Cam Timing & Cylinder Holding Tool

This new 2 for 1 tool from BC functions as a camshaft timing plate for both the Polaris RZR XP Se...

This new 2 for 1 tool from BC functions as a camshaft timing plate for both the Polaris RZR XP Series (XPT, XP1000, XP900) and the Pro R cylinder heads as well as a cylinder hold down tool for the Polaris RZR XP's during engine assembly. The steel inserts are designed to hold the camshafts snuggly in place at TDC, unlike the aluminum sheet versions out there that flex or bend causing the camshafts to seize in the head. The rigidity also makes it much easier to set valve lash and install the c...

$ 120.00 $ 138.00


BC0900X

BC0900X - Polaris XP Turbo (16-up) / XP 1000 (14-up) Beehive Spring/Titanium Retainer/Seal...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, supe...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium 6AL4V titanium alloy for added valve control above 10,000 rpm. Also includes BC3991 valve stem seals. Type BC1900 Single Free Length 1.610" Seat 1.265" @ 83 lbs Open 0.850" @ 197 lbs Coil Bind 0.760" Retainer BC2901 Valve Seal BC3991 Net Cam...

$ 345.00 $ 396.75


BC0900S

BC0900S - Polaris XP Turbo (16-up) / XP 1000 (14-up) Beehive Spring/Steel Retainer/Seat Kit

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, supe...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium chromoly steel alloy for "set it and forget it" wear characteristics. Beehive spring keeps retainer lightweight. Also requires BC3991 valve stem seals. Type BC1900 Single Free Length 1.610" Seat 1.265" @ 83 lbs Open 0.850" @ 197 lbs Coil Bind 0.76...

$ 287.00 $ 330.05


BC0900

BC0900 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Beehive Spring/Titanium Retainer/Seat Kit

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, supe...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium 6AL4V titanium alloy for added valve control above 10,000 rpm. Also requires BC3991 valve stem seals. Type BC1900 Single Free Length 1.610" Seat 1.265" @ 83 lbs Open 0.850" @ 197 lbs Coil Bind 0.760" Retainer BC2901 Spring Seat BC2911 Net Ca...

$ 336.00 $ 386.40


BC3802

BC3802 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Stainless Steel Intake Valves - 38.8mm...

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and features a swirl polished finis...

$ 80.00 $ 92.00


BC3801

BC3801 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Stainless Steel Exhaust Valves - 29.2m...

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and features a swirl polished finis...

$ 80.00 $ 92.00


HPT001

HPT001 - HPTuners RTD w/OBDII Adapter Cable and 4 Credits Loaded

This BC branded RTD unit can be used to deliver a tune to any Polaris XP Series. Fully compatible...

This BC branded RTD unit can be used to deliver a tune to any Polaris XP Series. Fully compatible with VCM Scanner and Pro Feature Set. Includes the RTD module, OBDII adapter cable and loaded with 4 credits for plug and play tuning on your Polaris RZR XP1000, XPTurbo, ProXP or Turbo R. Built from the same mold as the MPVI3, the RTD Gen 3 revolutionizes remote tuning capabilities. The new RTD is designed for remote tune delivery for professionals. This interface lets your customers send vehicl...

$ 500.00 $ 575.00


BC4910C

BC4910C - Customer supplied Polaris XPTurbo Crankcase w/Linebore, Shuffle Pin, ARP main st...

CUSTOMER SUPPLIED CRANKCASE - This is the hot setup for any Polaris RZR build (XPT and XP1000), ...

CUSTOMER SUPPLIED CRANKCASE - This is the hot setup for any Polaris RZR build (XPT and XP1000), especially big horsepower (over 250whp), endurance racing or anyone who's had rod or crank failure and are searching for more reliability out of their RZR engine.  You supply the crankcase (new cases available, use BC4910N) for lineboring, shuffle pinning, King main bearings and ARP2000 main studs.  The BC 4340 billet XP crankshafts are an improvement to the rod bearing failures but they aren...

$ 1,600.00 $ 1,840.00


BC3890

BC3890 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Valve Lash Adjusters

BC valve lash adjusters are CNC machined from S7 tool steel for the ultimate in wear resistance. ...

BC valve lash adjusters are CNC machined from S7 tool steel for the ultimate in wear resistance. Each shim kit includes 50 pieces from in twelve varying thicknesses starting at 2.4mm thick all the way up to 2.85mm thick in 0.05mm increments. 5 shims in each thickness.

$ 105.00 $ 120.75


BC6911

BC6911 - Polaris XP Turbo (16-up) ProH2K Connecting Rods w/ARP2000 Fasteners

Polaris XP Turbo - ProH2K w/ ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, B...

Polaris XP Turbo - ProH2K w/ ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecting rods deliver the reliability required for high rpm applications. Every rod is CNC machined, micropolished surface finish treatment, equipped with Aluminum/Silicone/Bronze pin bushings and finish honed to exacting tolerances. C-to-C 4.915" BE Bore 1.8898" BE Width 0.955" PE Bore 0.866" PE Width 0.955" Gram Wt 580 Torque Specs 50-55 ft lbs - 3/8"

$ 487.00 $ 560.05


BC3990

BC3990 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Valve Stem Seals Designed for BC3965/A...

BC valve stem seals are designed for standard aftermarket valve guides like BC3965. The seals all...

BC valve stem seals are designed for standard aftermarket valve guides like BC3965. The seals allow a carefully defined amount of engine oil from the cylinder head into the combustion chamber—to lubricate the rotating valve stem in the valve guide. BC valve stem seals are produced from high performance materials for increased part life and lower wear.

$ 44.00 $ 50.60


BC9005-S

BC9005-S - ARP Polaris RZR XP Turbo-S Front and Rear Brake Caliper Kit

Exclusive ARP front and rear brake caliper kit for the Polaris RZR. Features 12pt, polished stain...

Exclusive ARP front and rear brake caliper kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits Polaris RZR XP Turbo-S (19-up)

$ 40.00 $ 46.00


BC9002-10

BC9002-10 - ARP Polaris RZR XP1000, Xp Turbo, XP Turbo-S Rear Trailing Arm, Hub & 10mm Rad...

Exclusive ARP rear trailing arm, hub and radius rod (10mm) kit bolt kit for the Polaris RZR. Feat...

Exclusive ARP rear trailing arm, hub and radius rod (10mm) kit bolt kit for the Polaris RZR. Features 12pt, polished stainless steel bolts rated to 180,000psi, far superior to the Grade 8 stock bolts and a way better look. Fits Polaris RZR XP1000 and XP Turbo (16-up)

$ 90.00 $ 103.50


BC8880DLC

BC8880DLC - Polaris XP Turbo (16-up) / XP 1000 (14-up) Cam Bucket Followers w/DLC Coating

Features DLC (Diamond Like Carbon) surface treatment for improved wear characteristics. Made from...

Features DLC (Diamond Like Carbon) surface treatment for improved wear characteristics. Made from aerospace grade, 4140 chromoly steel alloy and completely CNC machined from heat-treated billet round bar. Heavy-duty wall thickness eliminates distortion and cam face depression, while reducing overall weight from non-critical stress areas. Nitrided and polished to a surface hardness of 60RC for minimal wear. Provides lower friction with cam lobes and cylinder head lifter bores for improved dura...

$ 400.00 $ 460.00


TUR001

TUR001 - TurboSmart Internal Wastegate for Polaris ProXP/Turbo R Turbochargers

Turbosmart Upgraded Wastegate Actuators for the Polaris ProXP and Turbo R come preset to 5psi cra...

Turbosmart Upgraded Wastegate Actuators for the Polaris ProXP and Turbo R come preset to 5psi crack pressure and have been developed to provide maximum possible boost response for your factory frame turbocharger. The Turbosmart IWG75 Series of upgraded Actuators benefit from an increased ‘Working Ratio’ over the factory equipment resulting in improved boost response, throughout the RPM range. This Improved ‘working ratio’ is achieved through an increase to the effective surface area of the di...

$ 225.00 $ 258.75


BC4901HX

BC4901HX - Polaris XPTurbo Rod Bearings (White Stock Replacement) set/4

BC Exclusive XPTurbo Rod Bearings by ACL - White (extra .001" clearance) New ACL rod bearing...

BC Exclusive XPTurbo Rod Bearings by ACL - White (extra .001" clearance) New ACL rod bearings for the Polaris XPTurbo engine are available exclusively through BC. These are equivalent to Polaris White in terms of sizing (extra .001" oil clearance) and fit the XPTurbo, Turbo S, ProXP and Turbo R models. ACL Race Series performance engine bearings are manufactured to exacting tolerances. Micron tolerance machining supported by precision measurement systems delivers consistent accuracy to k...

$ 75.00 $ 86.25


BC0900SX

BC0900SX - Polaris XP Turbo (16-up) / XP 1000 (14-up) Beehive Spring/Steel Retainer/Seal K...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, supe...

Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium 6AL4V titanium alloy for added valve control above 10,000 rpm. Also includes BC3991 valve stem seals. Type BC1900 Single Free Length 1.610" Seat 1.265" @ 83 lbs Open 0.850" @ 197 lbs Coil Bind 0.760" Retainer BC2901S Valve Seal BC3991 Net Ca...

$ 345.00 $ 396.75


CP9051

CP9051 - Polaris XP Turbo (16-up) CP Shelf Pistons w/All Hardware - 93mm x 9.5:1

Pistons are the backbone of any true hardcore racing engine and that’s where CP-Carrillo excels. ...

Pistons are the backbone of any true hardcore racing engine and that’s where CP-Carrillo excels. Our Engineering department started off analyzing the competition, gathering industry data and deciding to make the highest level of pistons, period. The heart and soul of our pistons are built through our Engineering Department and its resources. This department is made up of several factors that push them ahead of the competition; Reverse Engineering, Design Experience and Flexibility, Analysis a...

$ 560.00 $ 644.00


BC9090

BC9090 - Polaris RZR XPT Cylinder Jug - 93mm Bore w/O-Ring, Dowel Pin

BC offers stock bore XPTurbo cylinder jugs that have been hopped up with copper o-rings and .500...

BC offers stock bore XPTurbo cylinder jugs that have been hopped up with copper o-rings and .500" dowels that mate to the cylinder head to keep both from shifting at high boost levels. We choose the XPT cylinders because of the closed deck design and the fact that they're +.050" taller deck height. This adds rigidity and support to the cylinders as well as delivering less piston side loading with an optimal compression height design piston. BC also offers a +1mm overbore (94mm) that has been...

$ 935.00 $ 1,075.25


BC3992

BC3992 - Polaris XP Turbo / XP 1000 Valve Stem Seals for BC3966 Valve Guides

BC valve stem seals are designed for BC’s exclusive, threaded end valve guides (BC3966). These Vi...

BC valve stem seals are designed for BC’s exclusive, threaded end valve guides (BC3966). These Viton seals allow a carefully defined amount of engine oil from the cylinder head into the combustion chamber—to lubricate the rotating valve stem in the valve guide. BC valve stem seals are produced from high performance materials for increased part life and lower wear.

$ 44.00 $ 50.60


BC0900D

BC0900D - Polaris XP Turbo (16-up) / XP 1000 (14-up) Dual Spring/Steel Retainer/Seat Kit

Dual spring designed for high rpm and/or anti-lag, works with stock buckets (sizing based on the ...

Dual spring designed for high rpm and/or anti-lag, works with stock buckets (sizing based on the installed height of your valves). BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium chromoly steel alloy for "set it and forget it" wear characteristics. Also requires BC3992 valve stem seals and BC3966 Valve Guides. (VALVE GUIDES MUS...

$ 375.00 $ 431.25


AR8790

AR8790 - Polaris XP Turbo (16-up) / XP 1000 (14-up) ARP Case Stud Kit

***NOTE: Must have linebored main journals and oversize King main bearings (BC4900) to use these ...

***NOTE: Must have linebored main journals and oversize King main bearings (BC4900) to use these case studs otherwise housing bore distortion will occur and crankshaft will not rotate.*** If using on a stock RZR crankcase, recommend AR8791 case bolts. Made from ARP2000 material and rated to 220,000 psi, ARP case stud kits not only offer superior clamp loads over stock, torque to yield case bolts, they provide proper alignment of the both case halves with more accurate and consistent torque lo...

$ 178.92 $ 205,758.00


BC3803

BC3803 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Stainless Steel Exhaust Valves - 30.2m...

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and features a swirl polished finis...

$ 80.00 $ 92.00


BC3801-N

BC3801N - Polaris XP Turbo (16-up) / XP 1000 (14-up) Inconel Exhaust Valves - 29.2mm (STD)

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, extreme heat resistant Inconel NCF751 alloy or Inconel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and feature...

$ 120.00 $ 138.00


BC8291-5

BC8291-5 - Polaris XP Turbo / XP 1000 MLS for O-Ring Cylinder Jug & 1/2" Dowels (93/94mm x...

MLS design fits 93mm or 94mm bore, .036” Thickness - Cometic MLS design gasket for use on BC O-ri...

MLS design fits 93mm or 94mm bore, .036” Thickness - Cometic MLS design gasket for use on BC O-ring cylinder jugs. Also features .504" ID alignment holes for BC's dowel pinned cylinders. Three layer gaskets combine advanced materials with state-of-the-art manufacturing processes to provide custom-tailored solutions to meet the needs of each individual application. The Multi-Layer Steel gaskets are comprised of multiple embossed layers of both proprietary high temperature coated and uncoated s...

$ 80.00 $ 92.00


BC8290-2

BC8290-2 - Polaris XP Turbo / XP 1000 (93/94mm x .052”) Cometic MLX Head Gasket

MLX design for non O-ringed cylinder jug fits 93mm or 94mm bore, .052” Thickness - Cometic three ...

MLX design for non O-ringed cylinder jug fits 93mm or 94mm bore, .052” Thickness - Cometic three layer gaskets combine advanced materials with state-of-the-art manufacturing processes to provide custom-tailored solutions to meet the needs of each individual application. The MLX head gasket is comprised of a three layer setup - Viton coated embossed spring steel outer layers surround a steel inner layer that provides support and thickness to the gasket. Embossments on the gasket allow for a pr...

$ 70.00 $ 80.50


BC4901

BC4901 - Polaris XPTurbo Rod Bearings (Blue Stock Replacement) set/4

BC Exclusive XPTurbo Rod Bearings by ACL - Midnight Blue New ACL rod bearings for the Polari...

BC Exclusive XPTurbo Rod Bearings by ACL - Midnight Blue New ACL rod bearings for the Polaris XPTurbo engine are available exclusively through BC. These are equivalent to Polaris Midnight Blue in terms of sizing and fit the XPTurbo, Turbo S, ProXP and Turbo R models. ACL Race Series performance engine bearings are manufactured to exacting tolerances. Micron tolerance machining supported by precision measurement systems delivers consistent accuracy to key characteristics like wall thickne...

$ 75.00 $ 86.25


BC6912

BC6912 - Polaris XP Turbo (16-up) Pro625+ Connecting Rods w/ARP625+ Fasteners

Polaris XP Turbo - Pro625+ w/ ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, ...

Polaris XP Turbo - Pro625+ w/ ARP2000 Fasteners. Made from aerospace grade, 4340 chromoly steel, BC high performance connecting rods deliver the reliability required for high rpm applications. Every rod is CNC machined, micropolished surface finish treatment, equipped with Aluminum/Silicone/Bronze pin bushings and finish honed to exacting tolerances. C-to-C 4.915" BE Bore 1.8898" BE Width 0.955" PE Bore 0.866" PE Width 0.955" Gram Wt 581 Torque Specs 65-70 ft lbs - 3/8"

$ 530.00 $ 609.50


BC3807-N

BC3807N - Polaris XP Turbo (16-up) / XP 1000 (14-up) Inconel Exhaust Valves - 33.0mm (+3.8mm)

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, extreme heat resistant Inconel NCF751 alloy or Inconel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and feature...

$ 120.00 $ 138.00


BC8279

BC8279 - Polaris ProXP / Turbo R Cometic Engine Accessory Gasket Kit

Complete Cometic engine gasket and seal accessory kit for Polaris ProXP and Turbo R applications....

Complete Cometic engine gasket and seal accessory kit for Polaris ProXP and Turbo R applications. $375 worth of OE Polaris parts for $240. Includes: Oil Filter Adapter Seal - 3610318 Crank Seal - 3610284 Oil Cooler O-Rings - 5413837 x 2 Breather Block Seal - 5813759 Chain Tensioner Gasket - 5814561 Water Inlet Seal - 5813736 Oil Pump Pickup Seal - 5415949 Mag Cover Gasket - 5814160 Thermostat Housing O-Ring - 5414591 Water Pump Filter Ring - 5814207 Base Gasket (.040" Thick) - 5253037 Valve C...

$ 240.00


BC0900BX

BC0900BX - Polaris XP Turbo (16-up) / XP 1000 (14-up) Beehive Spring/Steel Retainer w/No S...

Features a retainer design with no shim capture for use with stock Polaris cam buckets and a reco...

Features a retainer design with no shim capture for use with stock Polaris cam buckets and a recommended setup if banging on the anti-lag. BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium 4140 chromoly steel for "set it and forget it" wear characteristics. Beehive spring keeps retainer lightweight. Includes OEM style seat and Vi...

$ 287.00 $ 330.05


BC0900B

BC0900B - Polaris XP Turbo (16-up) / XP 1000 (14-up) Beehive Spring/Steel Retainer w/No Sh...

Features a retainer design with no shim capture for use with stock Polaris cam buckets and a reco...

Features a retainer design with no shim capture for use with stock Polaris cam buckets and a recommended setup if banging on the anti-lag. BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC retainers are machined from premium 4140 chromoly steel for "set it and forget it" wear characteristics. Beehive spring keeps retainer lightweight. Also requires BC3991 valve ste...

$ 287.00 $ 330.05


BC0910

BC0910 - Polaris XP Turbo (16-up) Stage 2 Drop-In Spec Camshafts

DROP-IN TURBO R SPEC CAM PROFILEModified Turbo R spec for stock turbo or modified turbo up to 22p...

DROP-IN TURBO R SPEC CAM PROFILEModified Turbo R spec for stock turbo or modified turbo up to 22psi, works with stock valve springs up to factory rev limit, recommend BC spring kit if exceeding 8600 rpm. Requires mild stock ECU flash tuning for optimum gains. Adv Dur (.020") 252°/248° Dur @ .050 234°/228° Valve Lift (1:1) .421"/.406" Valve Lift (mm) 10.69/10.31

$ 499.00 $ 573.85


CP9048

CP9048 - Polaris XP Turbo (16-up) CP Shelf Pistons w/All Hardware - 93mm x 10:1

Pistons are the backbone of any true hardcore racing engine and that’s where CP-Carrillo excels. ...

Pistons are the backbone of any true hardcore racing engine and that’s where CP-Carrillo excels. Our Engineering department started off analyzing the competition, gathering industry data and deciding to make the highest level of pistons, period. The heart and soul of our pistons are built through our Engineering Department and its resources. This department is made up of several factors that push them ahead of the competition; Reverse Engineering, Design Experience and Flexibility, Analysis a...

$ 560.00 $ 644.00


BC8291-3

BC8291-3 - Polaris XP Turbo / XP 1000 (93mm x .051”) Cometic MLS Head Gasket

MLS for O-ring cylinder jug, 93mm Bore only, .051” Thickness - Cometic three layer gaskets combin...

MLS for O-ring cylinder jug, 93mm Bore only, .051” Thickness - Cometic three layer gaskets combine advanced materials with state-of-the-art manufacturing processes to provide custom-tailored solutions to meet the needs of each individual application. The MLS head gasket is comprised of a three layer setup - Viton coated embossed spring steel outer layers surround a steel inner layer that provides support and thickness to the gasket. Embossments on the gasket allow for a proper seal around oil...

$ 65.00 $ 74.75


BC5918 - Polaris Pro R (22-up) 41.40mm Destroker Crankshaft

78mm Pro R Stroker Crank - Standard weight design for boosted applications. CNC machined from 434...

78mm Pro R Stroker Crank - Standard weight design for boosted applications. CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods.  Stroke 78mm Rod Journal 45mm Main Journal 52mm Weight 32 Lbs

$ 2,800.00 $ 3,220.00


BC9091

BC9091 - Polaris RZR XPT Cylinder Jug - 94mm Bore w/O-Ring, Dowel Pin

BC offers XPTurbo cylinder jugs that have been overbored +1mm to 94mm bore size and re-Nikasil p...

BC offers XPTurbo cylinder jugs that have been overbored +1mm to 94mm bore size and re-Nikasil plated. Then we hop them up with copper o-rings and .500" dowels that mate to the cylinder head to keep both from shifting at high boost levels. We choose the XPT cylinders because of the closed deck design and the fact that they're +.050" taller deck height. This adds rigidity and support to the cylinders as well as delivering less piston side loading with an optimal compression height design pist...

$ 1,300.00 $ 1,495.00


BC8878-I

BC8878-I - NEW Polaris Adjustable Cam Gears - Intake for XPTurbo, XP1000, XP900, 570

Machined from hardened steel alloy and fully compatible with the stock Polaris timing chain (BC h...

Machined from hardened steel alloy and fully compatible with the stock Polaris timing chain (BC has new Cloyes timing chains also), the BC adjustable cam gears for the Polaris RZR platform are the perfect way to gain top end or low end torque depending on how you dial in the gear settings. Separate intake and exhaust gears to avoid confusion, these gears allow for 5 degrees of advance or retard for both intake and exhaust cams with easy to read indicator marks. If running with BC cams, which ...

$ 100.00 $ 115.00


BC8878-E

BC8878-E - NEW Polaris Adjustable Cam Gears - Exhaust for XPTurbo, XP1000, XP900, 570

Machined from hardened steel alloy and fully compatible with the stock Polaris timing chain (BC h...

Machined from hardened steel alloy and fully compatible with the stock Polaris timing chain (BC has new Cloyes timing chains also), the BC adjustable cam gears for the Polaris RZR platform are the perfect way to gain top end or low end torque depending on how you dial in the gear settings. Separate intake and exhaust gears to avoid confusion, these gears allow for 5 degrees of advance or retard for both intake and exhaust cams with easy to read indicator marks. If running with BC cams, which ...

$ 100.00 $ 115.00


TPR006

TPR006 - TPR XPTurbo/XP1000 Crankcase Breather Kit

RZR XP1000 and XPT motors are notorious for excessive crank case pressure, the factory breather ...

RZR XP1000 and XPT motors are notorious for excessive crank case pressure, the factory breather system recirculates crank case blow by back into the intake system from a breather box on the lower front side of the engine case.   The main problem with this design is how close the breather box is to the oil pan allowing oil to be carried out with the crankcase blow by and then put into your intake charge and burned. XPT models are known for rod bearing failures due a number of issues, one bein...

$ 1,050.00 $ 1,207.50


BC4910N

BC4910N - New Polaris XP Turbo Crankcase w/ Linebore, Shuffle Pin, ARP main studs and King...

NEW CRANKCASE FROM BC - This is the hot setup for any Polaris RZR build (XPT and XP1000), especi...

NEW CRANKCASE FROM BC - This is the hot setup for any Polaris RZR build (XPT and XP1000), especially big horsepower (over 250whp), endurance racing or anyone who's had rod or crank failure and are searching for more reliability out of their RZR engine.  New crankcase supplied by BC (no core exchange required) that has been linebored, shuffle pinned and includes King main bearings and ARP2000 main studs. Please specify if XP Turbo, XP1000 or RS1 application. The BC 4340 billet XP crankshaf...

$ 2,985.00 $ 3,432.75


BC4900

BC4900 - Polaris XP1000/XPTurbo Main Bearings (oversize)

New King main bearings for the Polaris RZR platform are now available. The BC 4340 billet XP cra...

New King main bearings for the Polaris RZR platform are now available. The BC 4340 billet XP crankshafts are an improvement to the rod bearing failures but they aren’t the cure for the oiling issues. These exclusive mains from King Bearing however do provide the proper oiling from the mains to the rods with some qualified machining. King XP line bearings are a hardened coated race bearing vs the OE soft Babbitt bearing. To thoroughly “bulletproof” the case, we designed an oversize O.D. (1.75...

$ 350.00 $ 402.50


BC5911-75B

BC5911-75B - Fully Balanced Polaris XP Turbo (16-up) Stroker Crankshaft 75mm w/270° Crank Pin

75mm XP Turbo (270° pin) Stock Stroke - This crank comes fully system balanced to customer bobwei...

75mm XP Turbo (270° pin) Stock Stroke - This crank comes fully system balanced to customer bobweight specifications. CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods. These cranks must be fully system balanced prior to installation due...

$ 2,125.00 $ 2,443.75


BC5911B

BC5911B - Fully Balanced Polaris XP Turbo (16-up) Stroker Crankshaft 72.5mm w/270° Crank Pin

72.5mm XP Turbo (270° pin) Stroker (+4.5mm) - This crank comes fully system balanced to customer ...

72.5mm XP Turbo (270° pin) Stroker (+4.5mm) - This crank comes fully system balanced to customer bobweight specifications. CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods. These cranks must be fully system balanced prior to installati...

$ 2,125.00 $ 2,443.75


BC5910B

BC5910B - Fully Balanced Polaris XP Turbo (16-up) Stock Stroke Crankshaft 68mm w/270° Cran...

68mm XP Turbo (270° pin) Stock Stroke - This crank comes fully system balanced to customer bobwei...

68mm XP Turbo (270° pin) Stock Stroke - This crank comes fully system balanced to customer bobweight specifications. CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods. These cranks must be fully system balanced prior to installation due...

$ 2,125.00 $ 2,443.75


BC0916-75

BC0916-75 - Polaris XP Turbo (16-up) Stroker Kit 75mm w/Carrillo Rods

Polaris XP Turbo - Includes 4340 billet crank, 75mm stroke, Carrillo rods (4.915" c-to-c), custom...

Polaris XP Turbo - Includes 4340 billet crank, 75mm stroke, Carrillo rods (4.915" c-to-c), custom CP, JE or BME pistons (choice of bore/compression). Crank # BC5911 - 75mm (270° pin) Rod # CA6912 - 4.915" Piston # BC7911 / BC7912 - Custom

$ 4,000.00 $ 4,600.00


BC0915-75

BC0915-75 - Polaris XP Turbo (16-up) Stroker Kit 75mm w/BC Pro625+ Rods, Custom Pistons

Polaris XP Turbo - Includes 4340 billet crank, 75mm stroke, BC Pro625+ rods (4.915" c-to-c), cust...

Polaris XP Turbo - Includes 4340 billet crank, 75mm stroke, BC Pro625+ rods (4.915" c-to-c), custom CP, JE or BME pistons (choice of bore/compression). Crank # BC5911 - 75mm (270° pin) Rod # BC6912 - 4.915" Piston # BC7911 - 93mm x 9.5:1

$ 3,355.00 $ 3,858.25


BC5911-75

BC5911-75 - Unbalanced Polaris XP Turbo (16-up) Stroker Crankshaft 75mm w/270° Crank Pin

WARNING - These crankshafts are not balanced. Balancing required for operation. 75mm XP Turbo (27...

WARNING - These crankshafts are not balanced. Balancing required for operation. 75mm XP Turbo (270° pin) Stock Stroke - CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods. These cranks must be fully system balanced prior to installation ...

$ 2,000.00 $ 2,300.00


BC0915

BC0915 - Polaris XP Turbo (16-up) Stroker Kit 72.5mm w/BC Pro625+ Rods, Custom Pistons

Polaris XP Turbo - Includes 4340 billet crank, 72.5mm stroke fully balanced, BC Pro625+ rods (4.9...

Polaris XP Turbo - Includes 4340 billet crank, 72.5mm stroke fully balanced, BC Pro625+ rods (4.915" c-to-c), custom CP, JE or BME pistons (choice of bore/compression). Crank # BC5911 - 72.5mm (270° pin) Rod # BC6912 - 4.915" Piston # BC7911 - 93mm x 9.5:1

$ 3,355.00 $ 3,858.25


BC7911

BC7911 - Polaris XP Turbo (16-up) CP Custom Pistons w/All Hardware - Specify Bore x Compre...

Order your custom CP, JE or BME pistons from Brian Crower in any bore and compression ratio as we...

Order your custom CP, JE or BME pistons from Brian Crower in any bore and compression ratio as well as add features like skirt and top coatings, upgraded 9310 alloy wrist pins, gas ports, etc...50% deposit required, allow 4-6 weeks for delivery. ( Call or Email For Availability) 

$ 650.00 $ 747.50


BC5910

BC5910 - Unbalanced Polaris XP Turbo (16-up) Stock Stroke Crankshaft 68mm w/270° Crank Pin

WARNING - These crankshafts are not balanced. Balancing required for operation. 68mm XP Turbo (27...

WARNING - These crankshafts are not balanced. Balancing required for operation. 68mm XP Turbo (270° pin) Stock Stroke - CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods. These cranks must be fully system balanced prior to installation ...

$ 2,000.00 $ 2,300.00


BC5911

BC5911 - Unbalanced Polaris Turbo (16-up) Stroker Crankshaft 72.5mm w/270° Crank Pin

WARNING - These crankshafts are not balanced. Balancing required for operation. 72.5mm XP Turbo (...

WARNING - These crankshafts are not balanced. Balancing required for operation. 72.5mm XP Turbo (270° pin) Stroker (+4.5mm) CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods. These cranks must be fully system balanced prior to installat...

$ 2,000.00 $ 2,300.00


BC3965-E

BC3965-E - Polaris XP Turbo (16-up) / XP 1000 (14-up) Exhaust Valve Guides (BC Design)

BC premium valves guides are made from Manganese Silicon Aluminum Bronze alloy and CNC machined t...

BC premium valves guides are made from Manganese Silicon Aluminum Bronze alloy and CNC machined to exacting tolerances. BC guides are resistant to cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and rpm's. The perfect replacement to worn or damaged guides and 100% compatible with BC's lineup of stainless steel valves.

$ 44.00 $ 50.60


BC3965-I

BC3965-I - Polaris XP Turbo (16-up) / XP 1000 (14-up) Intake Valve Guides (BC Design)

BC premium valves guides are made from Manganese Silicon Aluminum Bronze alloy and CNC machined t...

BC premium valves guides are made from Manganese Silicon Aluminum Bronze alloy and CNC machined to exacting tolerances. BC guides are resistant to cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and rpm's. The perfect replacement to worn or damaged guides and 100% compatible with BC's lineup of stainless steel valves.

$ 44.00 $ 50.60


BC3805

BC3805 - Polaris XP Turbo (16-up) / XP 1000 (14-up) Stainless Steel Exhaust Valves - 32.4m...

BC valves are one piece design with a friction welded Stellite tip for the best possible performa...

BC valves are one piece design with a friction welded Stellite tip for the best possible performance. Every valve is made from premium grade, heat resistant stainless steel material to insure reliability with high boost and/or high rpm applications. The undercut stem above the head area not only reduces overall weight for extended rpm potential, but also significantly improves air/fuel flow in and out of the combustion chamber. Every valve is fully machined and features a swirl polished finis...

$ 98.00 $ 112.70


BC0919

BC0919 - Polaris XP Turbo (16-up) Stroker Kit 78mm w/Custom MOAR Rods

Polaris XP Turbo - Includes 4340 billet crank, 78mm stroke, MOAR rods (4.921" c-to-c) w/custom ro...

Polaris XP Turbo - Includes 4340 billet crank, 78mm stroke, MOAR rods (4.921" c-to-c) w/custom rod journals, and choice of CP or JE shelf pistons (choice of bore/compression). Crank # BC5915 - 78mm (270° pin) w/42mm Pin Rod # BC6999 - 4.921" w/45mm BE Bore, .787" PE Bore Piston # CP or JE - Custom in any bore/compression

$ 3,895.00 $ 4,479.25


BC0918

BC0918 - Polaris XP Turbo (16-up) Stock Stroke Kit 68mm w/ProH2K Rods, Shelf Pistons

Polaris XP Turbo - Includes 4340 billet crank, 68mm stroke, ProH2K rods (4.915" c-to-c), choice o...

Polaris XP Turbo - Includes 4340 billet crank, 68mm stroke, ProH2K rods (4.915" c-to-c), choice of CP or BME shelf pistons. Crank # BC5911 - 68mm (270° pin) Rod # BC6911 - 4.915" Piston # CP or BME - Shelf 93mm x 9.5:1

$ 3,172.00 $ 3,647.80


BC0917

BC0917 - Polaris XP Turbo (16-up) Stock Stroke Kit 68mm w/Pro625+ Rods, Shelf Pistons

Polaris XP Turbo - Includes 4340 billet crank, 68mm stroke, Pro625+ rods (4.915" c-to-c), choice ...

Polaris XP Turbo - Includes 4340 billet crank, 68mm stroke, Pro625+ rods (4.915" c-to-c), choice of CP or BME shelf pistons. Crank # BC5911 - 68mm (270° pin) Rod # BC6912 - 4.915" Piston # CP or BME - Shelf 93mm x 9.5:1

$ 3,355.00 $ 3,858.25


BC0916

BC0916 - Polaris XP Turbo (16-up) Stroker Kit 72.5mm w/Carrillo Rods

Polaris XP Turbo - Includes 4340 billet crank, 72.5mm stroke, Carrillo rods (4.915" c-to-c), cust...

Polaris XP Turbo - Includes 4340 billet crank, 72.5mm stroke, Carrillo rods (4.915" c-to-c), custom CP, JE or BME pistons (choice of bore/compression). Crank # BC5911 - 72.5mm (270° pin) Rod # CA6912 - 4.915" Piston # BC7911 / BC7912 - Custom

$ 4,000.00 $ 4,600.00


PUR001

PUR001 - Polaris ProXP Stock Turbo Rebuild - Customer Supplied Turbo Core

Customer supplied ProXP turbo core (Polaris #1205930 or #1208928) ***MUST REMOVE ACTUATOR &...

Customer supplied ProXP turbo core (Polaris #1205930 or #1208928) ***MUST REMOVE ACTUATOR & HEAT SHIELDS PRIOR TO SENDING IN TURBO CORE. BC IS NOT RESPONSIBLE FOR REPLACEMENT IF FAILURE TO DO SO...NO EXCEPTIONS*** Working directly with the experts at Pure Turbo, we developed an exclusive Polaris ProXP turbo rebuild that delivers a drop-in 30+whp with a mild tune and 45+whp with a more aggressive tune. Testing on VP x85 but this thing makes serious jam on any fuel. Specs:• OE ProXP ...

$ 1,250.00 $ 1,437.50


CA6912

CA6912 - Polaris XP Turbo (16-up) Carrillo Straight-H Beam Connecting Rods w/CARR Bolts

Polaris XP Turbo - Carrillo Connecting rods were founded by Fred Carrillo in 1963. Fred approache...

Polaris XP Turbo - Carrillo Connecting rods were founded by Fred Carrillo in 1963. Fred approached the challenges of manufacturing with the idea of no compromise. He knew the never ending quest for speed would require the same desire in component manufacturing. This Carrillo philosophy is as evident today as it was at Carrillo’s conception in 1963. Quality and pride go hand-in-hand at CP-Carrillo. Manufacturing a CP-Carrillo rod is much more than cutting a forging, meeting production goals an...

$ 800.00 $ 920.00


BC9913

BC9913 - Polaris ProXP / Turbo R CNC Cylinder Head - Big Port 38.8mm/33mm Valves

Use pulldowns above to build out your head. The BC core exchange program works three ways: 1) Buy...

Use pulldowns above to build out your head. The BC core exchange program works three ways: 1) Buy one of BC's new heads outright, no exchange. 2) Send a new head in for even exchange for one of BC's new in-stock heads. Check with BC for availability. 3) Send a used head in, receive that same head back + $150 for complete inspection prior to machine work. BC only accepts new, never-been ran Polaris ProXP / Turbo R (#3023564) cylinder heads as new core exchanges. BC uses only new ProXP / Turbo ...

$ 1,384.00 $ 1,591.60