Brian Crower L15B Federn/Titanium Retainer/Keeper 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.

 

Type	BC1070 IN/1089 EX
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