Valve Single Spring & Retainer Kit (Evo 8-9)

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Sale price$521.55 Regular price$549.00

Description

4G63 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.
Kit # Spring # Retainer # Seat # Description Buy Kit Status
BC0100 BC1100 BC2100 -- Single spring, titanium retainer In-Stock
BC0120 BC1120 BC2120 BC2910 Dual spring, titanium retainer, spring seat and valve seals In-Stock
Spring Pressure: BC1100 Seat: 1.550" @ 84 lbs / Open: 1.000" @ 235 lbs / Coil Bind: 0.935" (no machine work required)
Spring Pressure: BC1120 Seat: 1.550" @ 92 lbs / Open: 1.100" @ 235 lbs / Coil Bind: 0.970" (no machine work required)

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