Single Valve Spring Set BC1100

Single Valve Spring Set 1100 BC1100 Suit Mitsubishi 4G63 MITSU 4G63 SINGLE VALVE SPRING 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. BC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances.

Spring Pressure:

Spring:

BC1100

Seat:

1.550" @ 84 lbs

Open:

1.000" @ 235 lbs

Coil Bind:

0.935"

(no machine work required)