Isky Cams 1.530" Valve Springs 1127803 Bearings and outer races are

Bearings and outer races are crowned to eliminate lobe tracking

2020-2020 GMC Sierra 2500 HD

Rated at 300 Amps continuous service

The PHR007 adds tons of strength for increased lateral loads seen during cornering situations and hard launches

Isky Cams 1.530" Valve Springs 1127803 Bearings and outer races areProduct Description: Valve Spring Dual Spring Damper 430 lb in Spring Rate 1. 160 in Coil Bind 1. 530 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