Powermaster GM Style Race 12SI Alternator - 12SI - 100 amps - 12V - 1-Wire / 3-Wire - Single V-Belt Pulley - Straight Mount - GM 1205006 where integrity still matters

where integrity still matters

Particularly recommended for use in automatic gearboxes

Steel Sleeve

Uses factory bolt-holes and hardware

74"Since 1938

Powermaster GM Style Race 12SI Alternator - 12SI - 100 amps - 12V - 1-Wire / 3-Wire - Single V-Belt Pulley - Straight Mount - GM 1205006 where integrity still mattersPowermaster Alternator 8002 12si 100 Amp OE Look Natural 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 kits. Powermaster Motorsports is the