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, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. TypeBC1020 Dual Free Length1.606" Seat1.400" @ 70 lbs Open0.905" @ 210 lbs Coil Bind0.815" RetainerBC2020S Spring Seat OEM Net Cam Lift0.470" / 11.94mm