BC1080 - Valve Spring Set (Honda R18)
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: 2.231"
Seat: 1.975" @ 58 lbs
Open: 1.500" @ 154 lbs
Coil Bind: 1.320"
Retainer/Keeper: BC2070/BC2940
Spring Seat: OEM
Net Cam Lift: 0.490" / 12.45mm