J.W. Performance Crank Adapter Sleeve SB Ford To GM Trans Cylinder Heads & Components Crisp Throttle Response

Crisp Throttle Response

-6 AN Male Flare

IMPROVED FLOW CAPACITY - Mandrel bends (where applicable) improve flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power

Side Port: 1/4" N

Meets NHRA/IHRA Safety Rules

J.W. Performance Crank Adapter Sleeve SB Ford To GM Trans Cylinder Heads & Components Crisp Throttle ResponseProduct Description: Crank Adapter Sleeve GM Converter to Small Block Ford Crank Steel Natural Sold Individually 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.