J.W. Performance Rear Support GM Powerglide Billet Aluminum G Force Performance Products Note 1 - some Corvette

Note 1 - some Corvette applications may require additional alternator mounting brackets

1967-1976 Buick Riviera

P/S & Alt accessory drive brackets

950 in Bore

940 in Long

J.W. Performance Rear Support GM Powerglide Billet Aluminum G Force Performance Products Note 1 - some CorvetteProduct Description: Governor Support Billet Needle Bearing Hardware Included Aluminum Gold Anodized Powerglide J. W. Performance Transmissions is a manufacturer of automatic Transmissions and component parts for circle track, drag racers, off road racers, street and strip enthusiasts. J. W. Performance Transmissions, Inc. began its operation in 1976 with one goal in mind: To provide the highest quality product and customer service in the business.