Isky Cams Max-Life Dual Valve Springs w Damper - 644 lb./in Spring Rate - 1.150" Coil Bind - 1.570" OD (Set of 16) 57120BK 0/Performer RPM 5

0/Performer RPM 5

Replacement Header Gaskets for Chrysler 273-360 Small Block headers

An efficient 16-pass tube and fin cooler coupled with a Tornado fan and aluminum brackets

Complete Kit Includes: Windage Tray

Isky Cams Max-Life Dual Valve Springs w Damper - 644 lb./in Spring Rate - 1.150" Coil Bind - 1.570" OD (Set of 16) 57120BK 0/Performer RPM 5Product Description: Valve Spring Max Life Dual Spring Samper 644 lb in Spring Rate 1. 150 in Coil Bind 1. 570 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