Powermaster GM Original Look 12SI Alternator - 150 amps - 12V - 1-Wire - Single V-Belt Pulley - Straight Mount - Black Powder Coat - GM H763CBFL 1957-1989 Mercury Colony Park

1957-1989 Mercury Colony Park

1969-1970 Pontiac Tempest

U-Type Harness

and instructions

Our systems are installed in over 25

Powermaster GM Original Look 12SI Alternator - 150 amps - 12V - 1-Wire - Single V-Belt Pulley - Straight Mount - Black Powder Coat - GM H763CBFL 1957-1989 Mercury Colony ParkPowermaster Alternator 57294 12si 140 Amp w 1 V Belt Pulley Baffle Charge Wire OE Look Black Ultimate Custom Billet Look At Affordable Prices Smooth Die Cast Housing w Teardrop Design Smooth Back w Special Powermaster Vents Gold Battery Post Proof Of Performance Tags Powermaster produces alternators and starters for both street rod and racing applications. They also offer related accessories, including brackets, wiring harnesses, pulleys, and drive