Isky Cams SP-Series Dual Valve Spring / Damper - 415 lb/in Spring Rate - 1.160 in Coil Bind - 1.530 in OD - Set of 16 600010105 "Swiss" holes incorporated to keep

"Swiss" holes incorporated to keep the seat lightweight without compromising the strength

Fits 7/8mm Wires

and hire skilled laborers to create world-class products

1969-1979 Ford F-100

Isky Cams SP-Series Dual Valve Spring / Damper - 415 lb/in Spring Rate - 1.160 in Coil Bind - 1.530 in OD - Set of 16 600010105 "Swiss" holes incorporated to keepIsky Valve Springs are world famous for their reliability and long life. 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 train components, Isky maintains a continuous engine