Ford 4 Speed Top Loader 3rd and 4th Synchro Gear Assembly 1964-1973 Their one-piece design allows for

Their one-piece design allows for improved flow and eliminates two potential leak points (brazed joints)

Less back pressure on the oil pump = gains in HP

These Speedmaster main bearings are just what you need to freshen up your engine

They are designed to position the starter to ensure proper starter drive to flywheel ring gear alignment

Speedmaster connecting rod bolts are precision CNC-machined to exacting specifications and designed for optimum reliability

Ford 4 Speed Top Loader 3rd and 4th Synchro Gear Assembly 1964-1973 Their one-piece design allows forBoost 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!