Stewart Stage 3 Water Pump - 3/4 in Pilot - Short Design - Small Block Chevy Tachometer Pickup Program two rev limits and

Program two rev limits and set a step retard for nitrous use

/ FMVSS Certified for on Highway Use

223 Series

1974-1988 Mercury Cougar

Stewart Stage 3 Water Pump - 3/4 in Pilot - Short Design - Small Block Chevy Tachometer Pickup Program two rev limits andStage 3 These pumps are assembled with exclusive EMP Stewart Components 356 T6 heat treated aluminum castings. Designed in our cooling system research and development lab and precision machined on CNC machining centers. The fan hubs are 1 2" thick and machined from billet steel. These hubs are preferred by many top engine builders for lower vibration in higher RPM applications. Recommended for Moderate to heavy racing applications. All Stage 3 pumps