J.W. Performance Rear Support GM Powerglide Billet Aluminum G Force Performance Products 940 in Long

940 in Long

1967-1976 Buick Riviera

950 in Bore

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

Cam and lifter kit for Pontiac engines

J.W. Performance Rear Support GM Powerglide Billet Aluminum G Force Performance Products 940 in LongProduct 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.