BC1130-1 - Valve Spring - Single (Mitsubishi 4B11T Evo X, Hyundai G4KF Genesis) - 1 only

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"

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