PRW Industries Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide - Big Block Chevy 24-CHL-N-55 Growing under the leadership of

Growing under the leadership of Roy Richter

Mopar A-Body / E-Body

CT-1 coated bearings have shown a reduction in oil temperatures as much as 8°C - 11°C / 15˚F - 20˚F

Air gap cooler and denser mixture for more power

Bosch Motorsport components are the product of choice for many of the world's top racing teams

PRW Industries Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide - Big Block Chevy 24-CHL-N-55 Growing under the leadership ofProduct Description: Main Stud Kit 12 Point Nuts 4 Bolt Mains Chromoly Black Oxide Big Block Chevy 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