PRW Industries Pro Series Billet Aluminum Roller Rocker Arm - 3/8 in Stud Mount - 1.50 Ratio - Black - Small Block Chevy (Set of 16) NA0-1858 the RZ-57V delivers performance and

the RZ-57V delivers performance and cooling typically found in helmets at a much higher price point

Fits TH350 & 400

Features:Plugs into nearly any HEI DistributorAdjustable Rev Limit from 3000-9900 RPMRecords highest rpm reached during race

Includes: Analog or digital handheld radio provides 2~3 mile range

PRW Industries Pro Series Billet Aluminum Roller Rocker Arm - 3/8 in Stud Mount - 1.50 Ratio - Black - Small Block Chevy (Set of 16) NA0-1858 the RZ-57V delivers performance andProduct Description: Rocker Arm Pro Series Billet 3 8 in Stud Mount 1. 50 Ratio Full Roller Aluminum Black Anodized Small Block Chevy Set of 16 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