Howards Racing Components Dual Valve Springs - 1.557 98635

Howards Racing Components Dual Valve Springs - 1.437 98441Valve Spring - Max Effort - Dual Spring - 375 lb/in Spring Rate - 1.050 in Coil Bind - 1.437 in OD - Set of 16

Howards Racing Components Dual Valve Springs - 1.540 98637Valve Spring - Dual Spring / Damper - 521 lb/in Spring Rate - 1.190 in Coil Bind - 1.540 in OD - Set of 16

Howards Racing Components Dual Valve Springs - 1.500 98541Valve Spring - Max Effort - Dual Spring - 475 lb/in Spring Rate - 1.040 in Coil Bind - 1.500 in OD - Set of 16

Howards Racing Components Dual Valve Springs - 1.500 98632Valve Spring - Dual Spring / Damper - 413 lb/in Spring Rate - 1.150 in Coil Bind - 1.500 in OD - Set of 16

Howards Racing Components Dual Valve Springs - 1.514 98636Valve Spring - Dual Spring / Damper - 348 lb/in Spring Rate - 1.150 in Coil Bind - 1.514 in OD - Set of 16