Isky Cams 7 Degree Steel Valve Spring Retainers - .730" Inner Step Diameter, 1.120" Outer Step Diameter - Use w/ #ISK9265, 9315, 9365, 9365-Sp, 9375, 9375/85, 9385, 9365, 9965, 9975, 9985, 9995 Valve Springs NG7 Sliding Gear

Sliding Gear

Easy to install in less than 2 hours

1974-1974 GMC C25/C2500 Suburban

relief spring

Isky Cams 7 Degree Steel Valve Spring Retainers - .730" Inner Step Diameter, 1.120" Outer Step Diameter - Use w/ #ISK9265, 9315, 9365, 9365-Sp, 9375, 9375/85, 9385, 9365, 9965, 9975, 9985, 9995 Valve Springs NG7 Sliding GearThe Isky Super 7 Retainer and Lock system offers a more precise fit than Isky's standard Jumbo 7 degree Lock Retainer Combo. The Super 7 degree lock is actually closer to an 8 degree taper angle and incorporates a ground finish on the O. D. to exert a greater locking force in the retainer. Valve spring heights are more consistent as a result. As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing