Isky Cams Dual Valve Spring - 0.960 in Coil Bind - 1.240 in OD - Set of 16 Intake Manifold Bolt Kit 1/4 in OD Shank

1/4 in OD Shank

Improves Track PerformanceFord Racing offers a variety of products for hard core racing and street vehicles

7/32 in x 40 ft Steel Rope

170 series blower calibration

Fittings and nylon tube are included and optional braided stainless line kits are available

Isky Cams Dual Valve Spring - 0.960 in Coil Bind - 1.240 in OD - Set of 16 Intake Manifold Bolt Kit 1/4 in OD ShankProduct Description: Valve Spring Dual Spring 250 lb in Spring Rate 0. 960 in Coil Bind 1. 240 in OD Set of 16 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,