The moment our New Edge GT launched at Auto Club Dragway shortly after we installed this month’s drivetrain mods, we knew it was going to be significantly faster. How could we tell? Because with the ...

We all like to go faster, but the path to lower e.t. 's isn't always through engine upgrades. There's performance to be found in the remainder of the drivetrain as well. Adding a higher-rpm stall ...

The original AOD (Automatic Overdrive) transmission was basically the old cast iron Ford FMX reborn as a lighter more fuel efficient overdrive slush box in 1980. The AOD had the FMX’s super rugged ...

Several years ago, the idea of going circle track racing with an automatic transmission in your car was considered lunacy. Automatic transmissions back in the day weren't called "slush boxes" without ...

Beefing up your diesel pickup’s factory torque converter with a heavy-duty billet-style improves power, fuel economy and transmission durability — you can bank on it When it comes to towing, the ...

An automatic transmission is kinda like a parent of a three-year-old child; it does everything for the driver. Want to reverse? Just move the shift lever to R. Want to drive? Put the lever in D, and ...