The '63 and later aluminum Powerglide transmission is quickly becoming the most popular automatic for bracket racing, class drag racing (where legal), street machines, street rods and mileage ...

Don't feel like you're "stuck" with a Powerglide just because that's what you happen to own and you don't have the bread to switch to a four-speed or Turbo Hydro. That Powerglide can perform with some ...

Duck for cover! It's raining planetaries! In an era when six-, seven-, and eight-speed automatic transmissions are becoming commonplace, it won't be long before planetary assemblies start ...