Isky Cams Single Valve Springs w/Damper - 1.095" (Set of 16) 13104 Compatible with factory A/C evaporator

Compatible with factory A/C evaporator case and stock GM LS engine spark plug wires

4500-8000 Power Band

135" wall chromemoly steel then black oxide coated and heat-treated

3/8 in NPT Male Inlet

Short is on the right in image

Isky Cams Single Valve Springs w/Damper - 1.095" (Set of 16) 13104 Compatible with factory A/C evaporatorProduct Description: Valve Spring Single Spring 260 lb in Spring Rate 0. 720 in Coil Bind 1. 095 in OD Set of 8 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,