Home - American Powertrain - TREMEC Conversion Specialists

News & Tech

Gear Rollover Noise

How to Reduce Tremec Transmission Gear Rollover Noise: A Technical Guide For enthusiasts running Tremec manual transmissions—TKX, Magnum, Magnum XL, and TR-series units—gear rollover noise...

#BACONSHIFT 2025

Bacon returns to boost your holiday spirit! From November 25th to January 9th, enjoy $250 off Pro-Fit 5 or 6-Speed kits. Additionally, orders over $1000 receive two pounds of Benton's Famous Bacon. For quick quotes, call 931-646-4836 or place your order online.

HOT ROD POWER TOUR 2025!

Cookeville, TN – June 7th, 2025 – Once again for Hot Rod Power Tour American Powertrain will be giving away a complete 5-Speed or 6-Speed...

Videos

Jay Leno's 1967 Pontiac 2+2 With American Powertrain Magnum 6 Speed Kit

We had the opportunity to visit Jay Leno's Garage with ‪TREMEC‬ to check out Jay's amazing 1967 428 Pontiac 2+2 Convertible featuring our GM B-Body Magnum 6 Speed Kit #SaveTheStick #tremec Jay has an amazing car collection, was a great host and got on camera with our own Matt Graves to go over this unique classic big body Pontiac.

American Powertrain Transmission Install Tool And Seal Protector

Our trans seal and install tool is a big help for installing and storing your Tremec TKX, TKO and Magnum. We use these to protect the output shaft seal during shipping. The install tool has splines inside so you can use it to help line up your clutch splines during install. No more looking around for a yoke or having to use your driveshift to turn the trans for install. Plus this will keep your transmission full of fluid during service work.

AmericanPowertrain 1st Gen Mustang TREMEC TKX 5 Speed Kit Install

Tommy from Detroit Muscle on PowerNation TV goes over the basics of installing a new Tremec Transmissions TKX in a classic first gen mustang using American Powertrain's conversion kit including our crossmember, Hydramax® hydraulic clutch, and White Lightning Shifter.

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