Ford 9" Pinion Bearing 3.000" / 1.312" [2729 / 2790] The Billet Aluminum Drum wtih

The Billet Aluminum Drum wtih Extra Large sprag utilizes OEM intermediate frictions & steels

These Speedmaster aluminum pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

and highly viscous silicone fluid between the two--these SFI-approved Fluid dampers can control all crankshaft vibration

This planetary gear is fully Rollerized

The crank sprockets have multiple keyways

Ford 9" Pinion Bearing 3.000" / 1.312" [2729 / 2790] The Billet Aluminum Drum wtihSpeedmaster bearings are precision engineered to provide you with superior quality, along with energy efficient and cost effective friction management.