Moroso Billet Double Groove Crank Pulley - SB Chevrolet and 90 Degree V6 Chevys - Double Groove - 1969-Later (With Long Water Pump) - 50% Reduction - 4.04" O.D. 4704021-10-XL Will function as an auxiliary

Will function as an auxiliary speed input (i

1979-1983 Ford E-100 Econoline Club Wagon

Plug Can be Removed for use w/ Return Style Fuel Pressure Regulator

2005-2013 Ford Mustang

Moroso Billet Double Groove Crank Pulley - SB Chevrolet and 90 Degree V6 Chevys - Double Groove - 1969-Later (With Long Water Pump) - 50% Reduction - 4.04" O.D. 4704021-10-XL Will function as an auxiliaryMachined from solid billets of the highest grade aircraft aluminum for maximum durability Deep precision machined grooves ensure belt retention even during extreme changes in engine RPM When crankshaft and water pump pulleys are used together, water pump speed is reduced by approximately 30% Hard coat anodized for extended life Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street