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.

Spring Pressure:

BC1100 Seat: 1.500″ @ 95 lbs

Open: 1.000″ @ 235 lbs

Coil Bind: 0.910″ (no machine work required)

Note: These are for a set of 16 valve springs only, does not include retainers.