American Powertrain has been manufacturing its ProFit manual transmission conversion kits for quite a while and making a name for itself in the classic Mustang market. The systems feature a Tremec ...

The driveline can be one of the most frustrating aspects of any build, whether you’re dealing with a stock restoration or a custom creation. Our 1964 Corvette coupe features a TREMEC TKO-600 ...

As the technology in Pontiac's engines progressed over the years, so did its transmissions. Back in the glory days, manual boxes featured linkage-actuated clutches and three or four forward gears. The ...

CJ Pony Parts, which is backed by Century Park Capital Partners, has acquired American Powertrain, a Tennessee-based provider of branded transmission kits for classic vehicles. No financial terms were ...