American Powertrain’s Pro-Fit 5 & 6 Speed Systems for ’78-’87 G-Body

American Powertrain, the largest TREMEC dealer in the world, has announced the introduction of their next generation Pro-Fit 5- and 6-Speed Systems for 1978 to 1987 GM G-Body vehicles.

American Powertrain’s 5 and 6 speed Pro-fit Kits and accessories for GM G-Body vehicles. (Photo courtesy of American Powertrain.)

Designed utilizing the renowned TREMEC TKO 5-Speed and dual-overdrive Magnum 6-Speed trannys, these new kits feature custom adjustable cross members, custom heavy-duty driveshaft, transmission mount, offset shifter, and speedo solution.

A hydraulic clutch kit is available separately to convert your G-Body to three pedals.

All the parts and pieces are also available from American Powertrain separately, enabling you to build out your kit to meet the needs of your specific project.

American Powertrain additionally offers a full line of assorted bell housings, clutches, flywheels, and driveline parts.

Each Pro-Fit kit is covered by American Powertrain’s two-year limited warranty and includes extended-hours tech support.

American Powertrain’s goal is to help muscle car owners equip their cars with the absolute finest in modern drivetrain technology. They offer everything from blocks, overdrive transmission systems, and hydraulic clutch kits, to a variety of rear differentials to complete your project.

Their installation parts and systems are proudly made in America for unmatched quality. Their staff of highly experienced enthusiasts has years of experience helping car owners and builders make the right drivetrain choice.

For more information on American Powertrain’s Pro-Fit 5- and 6-Speed Systems for 1978 to 1987 GM G-Body vehicles, or any of their other parts and accessories, visit www.americanpowertrain.com, or call one of American Powertrain’s highly qualified sales technicians at 931-646-4836.

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About the author

Rob Finkelman

Rob combined his two great passions of writing and cars; and began authoring columns for several Formula 1 racing websites and Street Muscle Magazine. He is an avid automotive enthusiast with a burgeoning collection of classic and muscle cars.
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