PRW Industries Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide - GM LT-Series BRH0007B0W090ML Wilson Manifolds is the only

Wilson Manifolds is the only manufacturer that offers multiple heights for 4500 carburetors

Includes: H80 Track Talk headset

PerTronix 1864LA Ignitor Bosch 6 cylinder

LS Into 78-81 GM A-Body

PRW Industries Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide - GM LT-Series BRH0007B0W090ML Wilson Manifolds is the onlyProduct Description: Main Stud Kit 12 Point Nuts 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 an in