Valve Spring - 1300 Series Circle Track - Dual Spring / Damper - 525 lb/in Spring Rate - 1.145 in Coil Bind - 1.564 in OD - Set of 16

Valve Spring - Race Endurance - Dual Spring - 526 lb/in Spring Rate - 1.230 in Coil Bind - 1.565 in OD - Set of 16

Upgrade your engine's performance with the 1.570 Dual Valve Spring 1300 Series C/T (1) by PAC RACING SPRINGS. This high-quality valve spring delivers superior reliability and precision for your circle track setup. The dual spring design ensures optimal...

Valve Spring - 1200 series Circle Track - Dual Spring - 743 lb/in Spring Rate - 1.055 in Coil Bind - 1.570 in OD - Set of 16

Valve Spring - 1200 Series Circle Track - Dual Spring - 743 lb/in Spring Rate - 1.055 in Coil Bind - 1.570 in OD - Set of 16

Valve Spring - Max-Life - Dual Spring / Samper - 644 lb/in Spring Rate - 1.150 in Coil Bind - 1.570 in OD - Set of 16