Brian Crower Honda R18/R20 Single Spring/Steel Retainer/Keeper Kit BC0080S

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
Keepers	BC2940
Net Cam Lift	0.490" / 12.45mm