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 Single Free Length 1.796" O.D./I.D. Outer 0.902" / 0.627" O.D./I.D. Inner n/a Seat 1.400" @ 80 lbs Open 1.000" @ 165 lbs Coil Bind 0.960" Retainer BC2350, OEM Spring Seat OEM Net Cam Lift 0.450" / 11.43mm