Brian Crower Mitsubishi Lancer Evolution X 4B11T & Hyundai G4KF Genesis - Single Valve Spring - Set

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    1.693"
O.D./I.D. Outer    0.960" / 0.675"
O.D./I.D. Inner    n/a
Seat    1.375" @ 75 lbs
Open    0.950" @ 175 lbs
Coil Bind    0.850"
Retainer    BC2130, OEM
Spring Seat    OEM
Net Cam Lift    0.475" / 12.06mm