3SGTE Valve Spring & Retainer Kits
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.

Single spring, titanium retainer used on shim under bucket

Note: If using the OEM/factory retainer, use BC1351 valve spring.

Spring Pressure: BC1351 Seat: 1.350" @ 85 lbs / Open: 0.900" @ 200 lbs / Coil Bind: 0.820" (no machine work required)

BC0350