Isky Cams Tool Room Dual Spring / Damper Valve Spring - 480 lb/in Spring Rate - 1.190 in Coil Bind - 1.560 in OD - Set of 16 R07C04M 3/8 in Pitch

3/8 in Pitch

Honda S2000 AP1 / AP2

2002-2010 GMC Sierra 2500 HD

Pro-1 Series

25" The Pumper system and helmet are not included

Isky Cams Tool Room Dual Spring / Damper Valve Spring - 480 lb/in Spring Rate - 1.190 in Coil Bind - 1.560 in OD - Set of 16 R07C04M 3/8 in PitchTest proven for 1000 racing miles, Precision Tool Valve Springs feature the highest quality alloy wire and trade secret endurance processing. Great for Super Modifieds, ARCA, Grand National, NASCAR Trucks, Cup and applications up to 8800 RPM. 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