Allstar Performance Ford 9" Ring and Pinion Gear Set - Ratio: 3.89 2010041 Simple weld-on tab is CNC

Simple weld-on tab is CNC machined to adapt perfectly to the included Coupler and provide a permanent mounting location

and standard valve spacing make this the perfect street head for 350-400ci engines from 1955-1986

GM G-Body Chassis

comes with an Eliminator pump

Allstar Performance Ford 9" Ring and Pinion Gear Set - Ratio: 3.89 2010041 Simple weld-on tab is CNCQuality differential components are suitable for race, street, and off road use. Lapped in matched sets for quiet operation. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance.