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. TRC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances.

x 16 Single springs, x 16 titanium retainers

Spring Pressure: BC1070 Seat: 1.975" @ 58 lbs / Open: 1.500" @ 154 lbs / Coil Bind: 1.320" (no machine work required)

BC0070 also fits the D16Z6 cylinder head.