Isky Cams Dual Valve Spring / Damper - 400 lb/in Spring Rate - 1.160 in Coil Bind - 1.530 in OD - Set of 16 Fuel Pump Block-Off 1939-1940 Chevrolet Master 85

1939-1940 Chevrolet Master 85

Fits GM Turbo 350 and 400 transmissions as well as the 700 R4

mar-resistant coated

GM Midsize SUV 2009-20

Alternate P/N - M9177/3-1 U-92A/U

Isky Cams Dual Valve Spring / Damper - 400 lb/in Spring Rate - 1.160 in Coil Bind - 1.530 in OD - Set of 16 Fuel Pump Block-Off 1939-1940 Chevrolet Master 85Isky 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