Valve Spring Retainer - 500 Series - 8 Degree - 1.090 in / 0.695 in OD Steps - Dual Spring - Titanium - Set of 16

Valve Spring Height Gauge - 1.400-1.800 in Range - 0.001 in Scale - Each

Supercharger Pulley Spacer - 1.400 in Thick - Aluminum - Natural - Blower Drive Service Supercharger Pulley - Each

Valve Spring - Beehive Spring - 280 lb/in Spring Rate - 1.060 in Coil Bind - 1.065 in / 1.415 in OD - Set of 16

Valve Spring - Dual Spring / Damper - 366 lb/in Spring Rate - 1.150 in Coil Bind - 1.430 in OD - Set of 16

Upgrade your engine performance with the 1.430 Dia. Dual Valve Springs- .697 ID. by COMP CAMS. These high-quality springs feature a dual spring/damper design with a 322 lb/in spring rate, ensuring optimal performance. With a 1.150 in coil bind and 1.430...