BC5900 - Polaris XP 1000 (2014-23) Stock Stroke Crankshaft 73.5mm w/180° Crank Pin
Stock stroke 73.5mm XP 1000 (180° pin), CNC machined from 4340 billet round bar. All cranks are s...
Stock stroke 73.5mm XP 1000 (180° pin), 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. No balancing required prior to installation due to 180° offset pins. Stroke 73.5mm Rod Journal 40.93mm Main Journal 40.98mm Weight 19.2 ...
$ 2,000.00 $ 2,300.00BC5901 - Polaris XP 1000 (2014-23) Stroker Crankshaft 78mm w/180° Crank Pin
78mm XP 1000 (180° pin) Stroker (+4.5mm) CNC machined from 4340 billet round bar. All cranks are ...
78mm XP 1000 (180° 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. No balancing required prior to installation due to 180° offset pins. Stroke 78mm Rod Journal 40.93mm Main Journal 40.98mm Weight 19.2 L...
$ 2,125.00 $ 2,443.75BC5905 - Polaris XPEDITION XP1000 (23-up) Stroker Crankshaft 78mm w/180° Crank Pin
New Polaris XPEDITION crankshafts in 78mm stroke (180° pin) Stroker (+4.5mm) CNC machined from 43...
New Polaris XPEDITION crankshafts in 78mm stroke (180° pin) Stroker (+4.5mm) CNC machined from 4340 billet round bar. These cranks are purpose built for the non-stator side snout and feature the new PTO design snout in the 2024-up XP1000 engine. 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 usin...
$ 2,125.00 $ 2,443.75BC5910 - 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 $ 2,300.00BC5910B - 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 $ 2,443.75BC5911-75 - 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 $ 2,300.00BC5911-75B - 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 $ 2,443.75BC5911 - 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 $ 2,300.00BC5911B - 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 $ 2,443.75BC5916 - Polaris Pro R (22-up) Stock Stroke Crankshaft 73.5mm
73.5mm Pro R Stock Stroke - CNC machined from 4340 billet round bar. All cranks are stress reliev...
73.5mm Pro R 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. Stroke 73.5mm Rod Journal 45mm Main Journal 52mm Weight 34 Lbs
$ 2,800.00 $ 3,220.00BC5917 - Polaris Pro R (22-up) 78mm Stroke 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 34 Lbs
$ 2,800.00 $ 3,220.00BC5917LW - Polaris Pro R (22-up) 78mm LightWeight Stroke Crankshaft
78mm Pro R Stroker Crank - LightWeight design with four counterweights removed for normally aspi...
78mm Pro R Stroker Crank - LightWeight design with four counterweights removed for normally aspirated 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 29 L...
$ 2,700.00 $ 3,105.00BC5918 - Polaris Pro R (22-up) 41.40mm Destroker Crankshaft
Destroked 41.40mm Pro R Stroker Crankshaft. Looking to get your 4cyl down to 1200cc or lower disp...
Destroked 41.40mm Pro R Stroker Crankshaft. Looking to get your 4cyl down to 1200cc or lower displacement, this BC destroked design will get you there. 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. Stroke 41.40mm Rod Journal 45mm Main Journal 52mm Weight 34 Lbs
$ 2,800.00 $ 3,220.00BC5918 - 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 $ 3,220.00BC5932 - CAN-AM X3 (17-up) EN40B BILLET CRANKSHAFT (73.5mm STROKE)
EN40B billet, large radius snout with added .040" O.D. snout diameter. Good for short course, des...
EN40B billet, large radius snout with added .040" O.D. snout diameter. Good for short course, desert racing, even Ultra 4 and duner applications. Spool that bigger than stock turbo up quicker with a BC stroker crankshaft, CNC machined from EN40B billet round bar, the hardest material available with through hardening capabilities not possible on the standard 4340 steel. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate perfo...
$ 2,500.00 $ 2,875.00BC5933 - CAN-AM X3 (17-up) Large Radius EN40B BILLET CRANKSHAFT (73.5mm STROKE)
EN40B billet, large radius snout with an added .080" O.D. snout diameter and no radius around the...
EN40B billet, large radius snout with an added .080" O.D. snout diameter and no radius around the timing chain area to handle the most aggressive clutch and anti-lag setups. Builds full boost 2000 rpm sooner than stock stroke with unlimited boost capabilities. CNC machined from EN40B billet round bar, the hardest material available with through hardening capabilities not possible on standard 4340 steel. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step...
$ 2,800.00 $ 3,220.00BC5950 - YAMAHA YXZ/SIDEWINDER (16-up) BILLET CRANKSHAFT (66.2mm STROKE)
These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using ...
These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using own piston and/or rod combo. 4340 billet crankshaft in stock stroke (66.2mm). MUST USE WITH SIDEWINDER OIL PUMP/SPROCKET. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. These...
$ 2,200.00 $ 2,530.00BC5951 - YAMAHA YXZ/SIDEWINDER (16-up) BILLET CRANKSHAFT (71mm STROKE)
These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using...
These cranks are precision balanced if ordered as a BC stroker kit, bobweights required if using own piston and/or rod combo. 4340 billet crankshaft in +4.8mm stroke (71mm). MUST USE WITH SIDEWINDER OIL PUMP/SPROCKET. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential. These...
$ 2,325.00 $ 2,673.751 – 18 product(s) of 18