Powermaster AD230 Alternator - 165 amp - 12V - OEM 1-Wire - 6-Rib Serpentine Pulley - Aluminum Case - Black - GM R040003S After more than 2 years

After more than 2 years of research and development JOES Racing Products has engineered "DRYAIR"

95-durometer polyurethane bushings limit engine movement without excessive NVH

Panel inserts are finished with either a plain surface (like the Oval-Style and the 1937 Chev

38 in OD Tube

Powermaster AD230 Alternator - 165 amp - 12V - OEM 1-Wire - 6-Rib Serpentine Pulley - Aluminum Case - Black - GM R040003S After more than 2 yearsProduct Description: Alternator AD230 165 amps 12V 1 Wire 6 Rib Serpentine Pulley Aluminum Case Black Powder Coat GM Sold Individually 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 leader in high performance alternators and starters for auto racing.