Ford 9 in. 31 Spline Spool Nodular Iron Third Member Assembly Ratio:5.83:1 which are made with an

which are made with an extruded liner for extended life

Bronze gears absorb the increased wear in special cams and magnetos and are easily replaced before costly damage to the camshaft gear occurs

They're also available for most popular automatic transmissions

horse power increase of 10-15

They're perfect for replacing worn or damaged connectors

Ford 9 in. 31 Spline Spool Nodular Iron Third Member Assembly Ratio:5.83:1 which are made with anSpeedmaster Ford 9 in. third member assemblies are designed to help you get that horsepower to the ground. They include high quality nodular iron thru bolt design center section, as well as a forged chromoly steel spool, 1350 series yoke, daytona pinion support, and gear ratio. Whether you're assembling a daily driver, street rod, or race car, Speedamster's third member assemblies will provide the durability that your vehicle deserves.