PRW Industries Cylinder Head Stud Kit - 12 Point Head - Chromoly - GM LT-Series w/ 4-Bolt Mains 940003 The true radius design is

The true radius design is far superior to conventional "tapered" devices

1974-1981 Chevrolet Corvette

ARPFuel pump pushrods

Mandrel-Bent Tubing:

Kevko 8 in Deep Pans

PRW Industries Cylinder Head Stud Kit - 12 Point Head - Chromoly - GM LT-Series w/ 4-Bolt Mains 940003 The true radius design isProduct Description: Cylinder Head Stud Kit 12 Point Head 4 Bolt Mains Chromoly Black Oxide GM LT Series PRW Industries produces engine components for racing applications such as rocker arms, valve covers and main caps to name a few. These products offer performance gains at a value price. Over a decade ago, PRW Industries, Inc. (PRWI) recognized the need for branded, high performance after market parts that were value priced, and readily available on