PRW Power High Performance Sportsman Harmonic Balancer - 6.75 in OD - Internal Balance - Small Block Chevy 58 Up to 4-1/2 in Bores

Up to 4-1/2 in Bores

Our new Manifold Pressure Relief Valve is yet another innovation by Nitrous Pro Flow to provide

150 lb/in Spring Rate

along with a built-in electronic module that can directly fire an ignition coil

PRW Power High Performance Sportsman Harmonic Balancer - 6.75 in OD - Internal Balance - Small Block Chevy 58 Up to 4-1/2 in BoresProduct Description: Harmonic Balancer High Performance Sportsman 6. 750 in OD Steel Black Paint Internal Balance Small 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