Penske O-Ring - Viton Brown - Penske Racing Shocks (Set of 10) FHR Padding A low speed control for

A low speed control for low fuel consumption requirements or at full speed for high fuel consumption requirements

Vacuum advance and boost retard is selectable through a MAP sensor

Drop-in billet replacement for GM distributors with the small cap and external coil

Fits all makes of sprint and midget chassis

Penske O-Ring - Viton Brown - Penske Racing Shocks (Set of 10) FHR Padding A low speed control forProduct Description: O Ring Viton Brown Penske Racing Shocks Set of 10 Penske Racing Shocks recognized that racing put very different demands on shocks compared to road use, and spent years of research and development to develop a line of shocks built specifically for circle track, drag, and powersport applications. Penske offers high performance shocks, shock components, and related parts like coil over kits and bump stops.