SPRING / RETAINER KITS

BC0300HD - Toyota 2JZ/1JZ Heavy-Duty Single Spring/Titanium Retainer Kit

Rated for above 800whp, this kit features an increase in spring pressure for extended rpm's. All ...

Rated for above 800whp, this kit features an increase in spring pressure for extended rpm's. All BC springs from PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. Type BC1300 Single HD Free Length 1.690" Seat 1.320" @ 102 lbs Open 0.900" @ 215 lbs Coil Bind 0.835" Retainer BC2300-24 Spring Seat OEM Net Cam Lift 0.460" / 11.68mm

BC0070S - Honda D16Y8, D16Z6 Single Spring/Steel Retainer 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. Type BC1070 Single Free Length 2.231" Seat 1.975" @ 58 lbs Open 1.500" @ 154 lbs Coil Bind 1.320" Retainer BC2070S Spring Seat OEM Net Cam Lift 0.490" / 12.45mm

BC0010S - Honda B16A/B18C Spring/Steel Retainer 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. Type BC1010 Dual Free Length 1.607" Seat 1.350" @ 80 lbs Open 0.900" @ 220 lbs Coil Bind 0.765" Retainer BC2011 Spring Seat OEM Net Cam Lift 0.500" / 12.7mm

BC0020S - Honda/Acura B18A/B/B20B Spring/Steel Retainer 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. Type BC1020 Dual Free Length 1.606" Seat 1.400" @ 70 lbs Open 0.905" @ 210 lbs Coil Bind 0.815" Retainer BC2020S Spring Seat OEM Net Cam Lift 0.470" / 11.94mm

BC0210 - Nissan KA24DE Dual 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. Type BC1010 Dual Free Length 1.607" Seat 1.350" @ 80 lbs Open 0.900" @ 220 lbs Coil Bind 0.765" Retainer BC2210 Spring Seat BC2921 Net Cam Lift 0.500" / 12.7mm

BC0040 - Honda K20A/K20Z/F20C/F22C 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. WARNING: If running a late model cylinder head (after 2004), you may need to purchase BC2940 keepers to accommodate the BC2010 or BC2011 retainers. Honda changed the keeper groove angles, therefore your stock keepers/locks may not fit the BC retainers properly causing potential damage. T...

BC0365 - Toyota 4AGE 16v Single Spring/Titanium Retainer 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. Type BC1320-16 Single Free Length 1.628" Seat 1.325" @ 60 lbs Open 0.950" @ 153 lbs Coil Bind 0.880" Retainer BC2320-16 Spring Seat OEM Net Cam Lift 0.400" / 10.16mm

BC0200S - Nissan SR20DE(T) Spring/Steel Retainer 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. Type BC1200 Single Free Length 1.980" Seat 1.550" @ 90 lbs Open 1.025" @ 220 lbs Coil Bind 0.910" Retainer BC2200S Spring Seat OEM Net Cam Lift 0.550" / 13.97mm

BC0600S - Subaru EJ Series, Toyota 3GSTE Single Spring/Steel Retainer 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. Type BC1600 Single Free Length 1.788" Seat 1.420" @ 80 lbs Open 1.000" @ 178 lbs Coil Bind 0.850" Retainer BC2300S-16 Spring Seat OEM Net Cam Lift 0.480" / 12.19mm

BC0300SHD - Toyota 2JZ/1JZ Heavy-Duty Single Spring/Steel Retainer Kit

Rated for above 800whp, this kit features an increase in spring pressure for extended rpm's. All ...

Rated for above 800whp, this kit features an increase in spring pressure for extended rpm's. All BC springs from PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. Type BC1300 Single HD Free Length 1.690" Seat 1.320" @ 102 lbs Open 0.900" @ 215 lbs Coil Bind 0.835" Retainer BC2300S-24 Spring Seat OEM Net Cam Lift 0.460" / 11.68mm

BC0200 - Nissan SR20DE(T) Spring/Titanium Retainer 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. Type BC1200 Single Free Length 1.980" Seat 1.550" @ 90 lbs Open 1.025" @ 220 lbs Coil Bind 0.910" Retainer BC2200 Spring Seat OEM Net Cam Lift 0.550" / 13.97mm

BC0320 - Toyota 7MGTE/GE Single Spring/Titanium Retainer 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. Set/24 springs and 24 titanium retainers. Type BC1320 Single Free Length 1.628" Seat 1.325" @ 60 lbs Open 0.950" @ 153 lbs Coil Bind 0.880" Retainer BC2320 Spring Seat OEM Net Cam Lift 0.400" / 10.16mm

BC0610 - Subaru EJ Series Dual 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. Type BC1020 Dual Free Length 1.606" Seat 1.325" @ 82 lbs Open 0.925" @ 180 lbs Coil Bind 0.825" Retainer BC2305-16 Spring Seat BC2936 Net Cam Lift 0.450" / 11.43mm

BC0159 - Dodge SRT-4/PT Cruiser Spring/Titanium Retainer Kit (Triple Groove Keeper)

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. Type BC1100 Single Free Length 1.879" Seat 1.550" @ 84 lbs Open 1.000" @ 235 lbs Coil Bind 0.935" Retainer BC2159 Spring Seat OEM Net Cam Lift 0.520" / 13.2mm

BC0300 - Toyota 2JZ/1JZ Single Spring/Titanium Retainer Kit

Designed for up to 9000 rpm and 800whp, BC valve springs by PAC Racing are wound from only the hi...

Designed for up to 9000 rpm and 800whp, 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. Type BC1300 Single Free Length 1.690" Seat 1.325" @ 80 lbs Open 0.980" @ 158 lbs Coil Bind 0.810" Retainer BC2300-24 Spring Seat OEM Net Cam Lift 0.460" / 11.68mm

BC0355 - Toyota 1FZFE Single Spring/Titanium Retainer 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. Type BC1360 Single Free Length 1.800" Seat 1.440" @ 83 lbs Open 1.000" @ 190 lbs Coil Bind 0.940" Retainer BC2360 Spring Seat OEM Net Cam Lift 0.440" / 11.18mm

BC0100 - Mitsubishi 4G63/Evo VIII/Evo IX Spring/Titanium Retainer 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. Type BC1100 Single Free Length 1.879" Seat 1.550" @ 84 lbs Open 1.000" @ 235 lbs Coil Bind 0.935" Retainer BC2100 Spring Seat OEM Net Cam Lift 0.520" / 13.2mm

BC0120 - Mitsubishi 4G63/Evo VIII/Evo IX Spring/Titanium Retainer/Seat/Valve Seal 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. Type BC1120 Dual Free Length 1.800" Seat 1.550" @ 92 lbs Open 1.100" @ 235 lbs Coil Bind 0.970" Retainer BC2120 Spring Seat BC2910 Net Cam Lift 0.520" / 13.2mm

BC0650 - Subaru FA20/Toyota 4UGSE Single Spring/Titanium Retainer 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. Type BC1650 Single Free Length 1.607" Seat 1.350" @ 80 lbs Open 0.900" @ 220 lbs Coil Bind 0.765" Retainer BC2650 Spring Seat BC2938 Net Cam Lift 0.500" / 12.7mm

BC0350-2 - Toyota 3SGTE/3SGE Single Spring/Titanium Retainer Kit (Shim Over /Shimless)

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. Type BC1300-16 Single Free Length 1.690" Seat 1.325" @ 80 lbs Open 0.980" @ 158 lbs Coil Bind 0.810" Retainer BC2300-16 Spring Seat OEM Net Cam Lift 0.460" / 11.68mm

BC0260 - Nissan QR25DE Single Spring/Titanium Retainer 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. Type BC1260 Single Free Length 1.710" Seat 1.300" @ 90 lbs Open 0.900" @ 195 lbs Coil Bind 0.860" Retainer BC2200 Spring Seat OEM Net Cam Lift 0.430" / 10.92mm

BC0080 - Honda R18/R20 Spring/Titanium Retainer/Keeper 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. Type BC1070 Single Free Length 2.231" Seat 1.975" @ 58 lbs Open 1.500" @ 154 lbs Coil Bind 1.320" Retainer BC2070 Keepers BC2940 Net Cam Lift 0.490" / 12.45mm

BC0040T - Honda K20A/K20Z Spring/Titanium Retainer/Seat Kit (High Lift)

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. WARNING: If running a late model cylinder head (after 2004), you may need to purchase BC2940 keepers to accommodate the BC2010 or BC2011 retainers. Honda changed the keeper groove angles, therefore your stock keepers/locks may not fit the BC retainers properly causing potential damage. T...

BC0326-16 - BMW Mini B48 Beehive Spring/Titanium Retainer 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. Type BC1326 Single Beehive Free Length 1.607" Seat 1.450" @ 80 lbs Open 0.950" @ 180 lbs Coil Bind 0.910" Retainer BC2325/BC2326 Spring Seat OEM Net Cam Lift 0.480" / 12.19mm

BC0270 - Nissan VK56DE Single Spring/Titanium Retainer 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. Type BC1220 Single Free Length 1.731" Seat 1.425" @ 80 lbs Open 0.990" @ 192 lbs Coil Bind 0.900" Retainer BC2200 Spring Seat OEM Net Cam Lift 0.450" / 11.43mm

BC0240 - Nissan SR20VE(T) Dual Spring/Titanium Retainer 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. Type BC1030 Dual Free Length 1.815" Seat 1.400" @ 88 lbs Open 0.950" @ 220 lbs Coil Bind 0.790" Retainer BC2205 Spring Seat OEM Net Cam Lift 0.510" / 12.95mm

BC0090 - Honda C30A/C32B Spring/Titanium Retainer/Spring 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. Type BC1030 Dual Free Length 1.815" Seat 1.400" @ 88 lbs Open 0.950" @ 220 lbs Coil Bind 0.790" Retainer BC2010 Spring Seat 2904 Net Cam Lift 0.510" / 12.95mm

BC0040SX - Honda K20A/K20Z/F20C/F22C Spring/Steel Retainer 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. WARNING: If running a late model cylinder head (after 2004), you may need to purchase BC2940 keepers to accommodate the BC2010 or BC2011 retainers. Honda changed the keeper groove angles, therefore your stock keepers/locks may not fit the BC retainers properly causing potential damage. T...