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 BC1040 Dual
Free Length 2.025"
Seat 1.590" @ 80 lbs
Open 1.110" @ 250 lbs
Coil Bind 1.030"
Retainer BC2011
Spring Seat BC2904
Net Cam Lift 0.550" / 13.97mm
Brian Crower valve spring and titanium retainers kits are system matched to work in unison to deliver better valve control at extended RPM and allow for greater lift camshafts for added performance and reliability.
Designed for high rpm, BC valve springs are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances.
Features:
- valve spring crafted from high-grade Chrome Silicone Alloy
- select models have CNC Titanium retainers
Fitment:
- Honda K20A/K20Z F20C/F22C
- Acura K20A/K20Z F20C/F22C