Isky Cams RAD-9000 Valve Spring Dual Spring/Damper 550 lb/in Spring Rate 1.150" Coil Bind - 1.570" OD RS004C1515 Adapter features 1/2

Adapter features 1/2

1982-1998 GMC C2500

when delivered

An adjustable speed strap has been added allowing the driver to tighten the gloves wrist as desired

Isky Cams RAD-9000 Valve Spring Dual Spring/Damper 550 lb/in Spring Rate 1.150" Coil Bind - 1.570" OD RS004C1515 Adapter features 1/2Product Description: Valve Spring RAD 9000 Dual Spring Damper 550 lb in Spring Rate 1. 150 in Coil Bind 1. 570 in OD Set of 16 As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing program for constant improvement of camshaft and valve train design. These tests are conducted daily in Isky's new enlarged dyno facility. To properly evaluate and prove the efficiency of Isky racing cams and valve