Speedway Motors Studebaker Daytona 4L60E Parts

A real-world guide to 4L60 transmission specs, strength, and swap tips.

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

This old sedan was untouchable in the early 60's.

The dyno at the Speedway Motors Racing Engine shop is always humming. We set up a camera in the cell to catch a few of the engines that have passed through the door recently.

After years of dominance with the legendary 4x sedan, "Speedy" Bill Smith and his hotshot driver Lloyd Beckman upgraded to this sleek new offset roadster for the '64 season.

Jennifer Helgoth is a painter and prolific builder who has amassed an fleet of Cadillacs, including this '60 Series 62 with one amazing paint job.

Kyle's Vette looks like it was built in a pro shop, but instead it was put together in the home shop with a lot of "hard honest work."

Want a little peak into where Speedway creates and test their products? Check out this video on Joe working in Speedway's Research and Development shop.

Whether you've never had the chance to see our warehouse or talk to the team at the counter or you've been here a hundred times, check out this behind the scene video.

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.