PRW Power Circle Track Specialty Flywheel 168 Tooth 21 lb SFI 1.1 - Steel 60 Degree Hose End This design is responsible for

This design is responsible for accurately guiding the oversized polished steel shaft throughout the entire rpm range of your engine

Choose between a 1:1 and a progressive secondary ratio

C2-R4 Valve

Waterproof Design - Sealed front and rear for protection against the elements in exposed cockpits

PRW Power Circle Track Specialty Flywheel 168 Tooth 21 lb SFI 1.1 - Steel 60 Degree Hose End This design is responsible forProduct Description: Flywheel Circle Track Specialty 168 Tooth 21 lb SFI 1. 1 Steel Internal Balance Small Block Chevy V6 Sold Individually 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.