Valve Spring - 1200 Series Circle Track - Single Spring / Damper - 470 lb/in Spring Rate - 1.048 in Coil Bind - 1.260 in OD - Set of 16

Valve Spring - Single Spring / Damper - 360 lb/in Spring Rate - 1.100 in Coil Bind - 1.260 in OD - Set of 16

Valve Spring - Single Spring / Damper - 462 lb/in Spring Rate - 1.028 in Coil Bind - 1.260 in OD - Set of 16

Valve Spring - Sure Seat - Single Spring / Damper - 1.160 in Coil Bind - 1.262 in OD - Small Block Chevy - Set of 16

Valve Spring Kit - Single Spring / Damper - 425 lb/in Rate - 1.150 in Coil Bind - 1.265 in OD - Locks / Chromoly Retainers - Kit

Valve Spring Kit - Single Spring / Damper - 430 lb/in Rate - 1.100 in Coil Bind - 1.265 in OD - Locks / Chromoly Retainers - Kit