PRW Power Serpentine Water Pump Pulley - Smooth - 83 mm Deep - Aluminum - Black - 4-Bolt Pattern - GM LS-Series 91101 Lower body 50mm

Lower body 50mm

does not scorch or boil the oil like "converted water heater" designs

1955-1973 Pontiac Catalina

3-1/2 in x 18 in

300" taller body lifters with offset intakes for additional clearance and enlarged lifter bores

PRW Power Serpentine Water Pump Pulley - Smooth - 83 mm Deep - Aluminum - Black - 4-Bolt Pattern - GM LS-Series 91101 Lower body 50mmProduct Description: Water Pump Pulley Serpentine Smooth 83 mm Deep Aluminum Black Anodized 4 Bolt Pattern GM LS Series 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.