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Day Motor Sports is proud to offer three ratios of 6-rib serpentine pulley kits from PSC Motorsports designed for use on small block chevy motors with a short style water pump. This kit includes a black anodized aluminum water pump pulley with a 5/8 to 3/4 pilot shaft bushing, black anodized aluminum crank shaft pulley, and mounting hardware for the crank pulley.
This kit does not include any belts, tensioners, pumps, pump mounts, or spacers.
Pulley Kit Ratio | 1:1 | 15% Reduction | 30% Reduction |
---|---|---|---|
Part Number | PSC-RK500 | PSC-RK515 | PSC-RK530 |
Waterpump Pulley | 5 Inch | 3.75 Inch | 5 Inch |
Crankshaft Pulley | 5 Inch | 3 Inch | 3.3 Inch |