Twin Trac Differential 3rd Member Flowtech its likely that you'e dealing

its likely that you'e dealing with some rust issues

Ford 351W - RTR

• 2 Bolt

updated look while maintaining compatibility with the original mounting points for easy installation

Twin Trac Differential 3rd Member Flowtech its likely that you'e dealingTwin Trac Differential 3rd Member, 31 Spline, Ford 9", 370 Gear Ratio Currie Sportsman 9 inch Nodular iron gear case with 3. 062 bore carrier bearings for 31 spline axles Nodular iron big bearing pinion support 1330 series short Nodular iron pinion yoke Fully assembled and set up In house by skilled professionals NEVER run a synthetic oil in a Currie rear end! See CE 9013 for a quality petroleum based oil option.