Product#: 27163

TCI 6X Transmission Package with Paddle Shifter

Get the latest in automatic transmission technology with the innovative TCI 6x six speed! Designed for Chevy small block, big block, and LS engines, this 4L80E-based transmission is perfect for both everyday driving and race...

Product#: TR7532

1955-57 Bel Air; 59-69 Impala; Full-size Passenger Car; American Powertrain TKX 5-Speed Driveline Conversion Kit; 600ft-lb Constant Load Rated; Wide Ratio; 0.68 O.D.

American Powertrain ProFit Conversion combo kits include the components required to convert your vehicles manual driveline to a modern Tremec TKX 5 speed manual overdrive transmission. Specially prepped case mods for easier...

Product#: TR7531

1955-57 Bel Air; 59-69 Impala; Full-size Passenger Car; American Powertrain TKX 5-Speed Driveline Conversion Kit; 600ft-lb Constant Load Rated; Quick Launch Close Ratio; 0.72 O.D.

American Powertrain ProFit Conversion combo kits include the components required to convert your vehicles manual driveline to a modern Tremec TKX 5 speed manual overdrive transmission. Specially prepped case mods for easier...

Product#: TR1016

1963-70 UltraCase M22W Wide Ratio Gearset 4 Speed Transmission; M22W Wide Ratio 2.56-1st, 1.75-2nd, 1.37-3rd, 1;1-4th; 10/27 Spline; Bolt Levers

There are exotic transmissions designed for the quarter mile or circle tracks, but if your Muscle Car sees city streets or country lanes you need a heavy-duty, synchronized, close-ratio gearbox with a helical gearset and, to...

Product#: TR1017

1970-74 UltraCase M22W Wide Ratio Gearset 4 Speed Transmission; M22W Wide Ratio 2.56-1st, 1.75-2nd, 1.37-3rd, 1;1-4th; 26/32 Spline; Bolt Levers

There are exotic transmissions designed for the quarter mile or circle tracks, but if your muscle car sees city streets or country lanes you need a heavy-duty, synchronized, close-ratio gearbox with a helical gearset and, to...

Product#: TR1019

1963-70 UltraCase M22X Road Racing Gearset 4 Speed Transmission; M22X Road Race 2.20-1st, 1.51-2nd, 1.17-3rd, 1;1-4th; 10/27 Spline; Bolt Levers

There are exotic transmissions designed for the quarter mile or circle tracks, but if your Muscle Car sees city streets or country lanes you need a heavy-duty, synchronized, close-ratio gearbox with a helical gearset and, to...

Product#: TCET17722

American Powertrain TKX 5-Speed Tremec Transmission; GM Applications; 26-Spline; Close Ratio: 0.81 O.D.

These American Powertrain Tremec TKX 5-speed series overdrive high performance transmissions. Available in (Road Race) edition and offers a variety of flexibility features and is rated at 600 ft/lbs, includes a unique...

Product#: 27162

TCI 6X Transmission Package With Outlaw Shifter

Get the latest in automatic transmission technology with the innovative TCI 6x six speed! Designed for Chevy small block, big block, and LS engines, this 4L80E-based transmission is perfect for both everyday driving and race...

Product#: 27161

TCI 6X Transmission Package without Shifter

Get the latest in automatic transmission technology with the innovative TCI 6x six speed! Designed for Chevy small block, big block, and LS engines, this 4L80E-based transmission is perfect for both everyday driving and race...

Product#: TR7533

1955-57 Bel Air; 1959-69 Impala;Full Size Passenger Car; American Powertrain Magnum 6-Speed Transmission Conversion Set; Close Ratio; 0.63 O.D.

American Powertrain ProFit conversion kits include the components required to convert your vehicles manual driveline to a modern Tremec Magnum 6 speed manual overdrive transmission. Includes a Magnum 6 speed (Close Ratio)...

Product#: TR7534

1955-57 Bel Air; 1959-69 Impala; Full Size Passenger Car; American Powertrain Magnum 6-Speed Transmission Conversion Set; Wide Ratio; 0.50 O.D.

American Powertrain ProFit conversion kits include the components required to convert your vehicles manual driveline to a modern Tremec Magnum 6 speed manual overdrive transmission. Includes a Magnum 6 speed (Close Ratio)...

Product#: TR7539

American Powertrain Magnum Wide Ratio 6-Speed Tremec Transmission

New high performance Tremec Magnum 6-speed for most vehicle models. These premier T-6060 transmissions offers (Wide Ratio) setup gear ratio and double overdrive ratio, rated at 700 ft/lb torque capacity and for up to 700hp...

Product#: TR7538

American Powertrain Magnum Close Ratio 6-Speed Tremec Transmission

New high performance Tremec Magnum 6-speed for most vehicle models. These premier T-6060 transmissions offers (Close Ratio) setup gear ratio and double overdrive ratio, rated at 700 ft/lb torque capacity and for up to 700hp...

Product#: TR1013

1963-70 UltraCase M22 4 Speed Transmission: M22 CLOSE RATIO 2.20-1st, 1.64-2nd, 1.27-3rd. 1;1-4th; 10/27 Spline; Bolt Levers

There are exotic transmissions designed for the quarter mile or circle tracks, but if your Muscle Car sees city streets or country lanes you need a heavy-duty, synchronized, close-ratio gearbox with a helical gearset and, to...

Product#: TR1014

1970-74 UltraCase M22 4 Speed Transmission: M22 CLOSE RATIO 2.20-1st, 1.64-2nd, 1.27-3rd. 1;1-4th; 26/32 Spline; Bolt Levers

There are exotic transmissions designed for the quarter mile or circle tracks, but if your Muscle Car sees city streets or country lanes you need a heavy-duty, synchronized, close-ratio gearbox with a helical gearset and, to...

Product#: TR1020

1970-74 UltraCase M22X Road Racing Gearset 4 Speed Transmission; M22X Road Race 2.20-1st, 1.51-2nd, 1.17-3rd, 1;1-4th; 26/32 Spline; Bolt Levers

There are exotic transmissions designed for the quarter mile or circle tracks, but if your Muscle Car sees city streets or country lanes you need a heavy-duty, synchronized, close-ratio gearbox with a helical gearset and, to...

Product#: TCET18083

American Powertrain TKX 5-Speed Tremec Transmission; GM Applications; 26-Spline; Quick Launch Close Ratio; 0.72 O.D.

These American Powertrain Tremec TKX 5-speed series overdrive high performance transmissions. Available in (Quick Launch) edition and offers a variety of flexibility features and is rated at 500 ft/lbs, includes a unique...

Product#: TCET17805

American Powertrain TKX 5-Speed Tremec Transmission; GM Applications; 26-Spline; Wide Ratio: 0.68 O.D.

American Powertrain Tremec TKX 5-speed series overdrive high performance transmission. The TKX 5-speed offers a variety of flexibility features and is rated at 600 ft/lbs, includes a unique internal shaft-rail system, 26...