Ford 4 Speed Top Loader 2nd 28 Tooth Gear Assembly The main difference is that

The main difference is that there is an open area under the plenum chamber

The Speedmaster Supercharger Idler Pulley Nut is a high-performance component designed to ensure the optimal functioning of your supercharger system

5" 10 Bolt axle

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

Supercharger restraints are designed to keep supercharger parts intact incase of an explosion

Ford 4 Speed Top Loader 2nd 28 Tooth Gear Assembly The main difference is thatBoost your 4 speed Top Loader's performance with this durable gear assembly. Engineered for reliability and smooth operation, it's ideal for replacements or upgrades across various gear configurations. Perfect fit for high performance needs!