Brand: Isky Racing Cams Manufacturer’s Part Number: 347ST Outside Diameter of Outer Spring (in.): 1.530 in. Retainer Material: Chromoly steel Lock Style: 7 degree Valve Spring Style: Standard Retainer Style: Standard Number of Springs Per Valve: Dual Outside Diameter of Middle Spring (in.): 1.080 in. Inside Diameter of Inner Spring (in.): 0.735 in. Locks Included: No Quantity: Sold as a set of 16.

Isky Valve Spring Retainers

Maybe you’re building up a real pavement-ripper, or maybe you’re just rebuilding your daily driver. Either way, you need Isky valve spring retainers to complete the package. They’ve been making valvetrain components since the early hot rod days. Put Isky quality to work under your hood.