Cast Aluminium Crank Pulley MO64050 Product:Suit SB & BB Chev, Single Groove With Short Water Pump, 5.250" O.D The HD Series rod also

The HD Series rod also features a thicker beam design bringing the total weight to g

cast iron block with superior features

which provides continuous full-speed operation

1-1/2 Tube With Horn

Cast Aluminium Crank Pulley MO64050 Product:Suit SB & BB Chev, Single Groove With Short Water Pump, 5.250" O.D The HD Series rod alsoCast Aluminium Crank PulleySuit SB & BB Chev, Single Groove With Short Water Pump, 5. 250" O. D MO64050 64050 Precision machined from high grade, lightweight aluminum castings Extra deep belt grooves provide added belt retention during rapid changes in engine RPM Small pulley diameter slows fan, water pump, and alternator speed to reduce horsepower robbing drag High RPM water pump operation is improved, reducing impeller speed below cavitation