Description 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.
