Isky Cams Endurance Plus„¢ Dual Valve Springs W, Damper (16) - 1.530" O.D. - 420 lbs., "Rate - 1.160" Coil Bind Rear End Housing Mount Bushing Lower radiator mounting brackets are

Lower radiator mounting brackets are included

16 AN Female to 16 AN Male

The aFe Control kit even include s rear

1992-1996 Chevrolet K1500 Suburban

2012-2016 Ford F-250 Super Duty

Isky Cams Endurance Plus„¢ Dual Valve Springs W, Damper (16) - 1.530" O.D. - 420 lbs., "Rate - 1.160" Coil Bind Rear End Housing Mount Bushing Lower radiator mounting brackets areThe Endurance Plus series of valve springs utilizes a specially processed Tool Room Material outer spring for increased endurance reliability beyond the "SP" series. Endurance Plus springs are designed for late models, modifieds, etc. , and are Spintron Test Proven up to 8400 rpm for 850 racing miles. As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing program for constant improvement of