BC Racing Valve Spring and Titanium Retainer Kit for 4G63 Evo/DSM

Designed for high rpm, BC valve springs are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances.

Vehicle Fitment:
Mitsubishi 4G63
1992-2006 Evolution I-IX
1990-1999 Eclipse GST/GSX
1990-1998 Talon TSi
1990-1994 Laser RS
1991-1993 Galant VR4

BC Single Spring, Titanium Retainer Kit
BC0100 Spring Pressure:
Seat: 1.550" @ 84 lbs / Open: 1.000" @ 235 lbs / Coil Bind: 0.935"
(no machine work required)

BC0100 Single Includes:
(16) Single Springs
(16) Titanium Retainers

BC Dual Spring, Titanium Retainer, Spring Seat And Valve Seals
BC0120 Spring Pressure:
Seat: 1.550" @ 92 lbs / Open: 1.100" @ 235 lbs / Coil Bind: 0.970"
(no machine work required)

BC0120 Dual Includes:
(16) Dual Springs
(16) Titanium Retainers
(16) Spring Seats
(16) Valve Seals