Isky Cams Precision Tool Room Dual Valve Springs (Gold) - 1.570" O.D., .740" I.D. HYPLSML11 pressurized oil flow via precision

pressurized oil flow via precision hole aimed at the bearings

and horse power robbing friction and heat

500" OD and a

Ford F Series and GM truck as well as many Jeep and Import applications

1-7/8 in Outlet

Isky Cams Precision Tool Room Dual Valve Springs (Gold) - 1.570" O.D., .740" I.D. HYPLSML11 pressurized oil flow via precisionTest 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