Willys Speedway 700R4 Parts

The 700R4 is a great choice when it's time to upgrade your classic car or truck with an overdrive transmission. Here's what you need to know about GM's famous 4-speed automatic.

Follow along as Jeff installs an early 700R4 transmission for the big block in his 1967 Chevelle. See how this unit is upgraded and converted to a later 30 spline style.

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

Here's another in our ongoing series featuring our customers' cars and projects. Chris's Willys coupe is the gasser that he's always wanted, and it's a knockout.

What cars are just so great that they deserve to be carved into the side of a mountain?Here's a list of suggestions from the Speedway Motors staff...

The Goodguys Speedway Motors Heartland Nationals in Des Moines, IA is one of our favorite shows of the season. Here are a few of our favorite hot rods, muscle cars, and classic trucks from this year's show.

Speedway Motors was selected by Arrow Electronics to prepare Sam Schmidt’s vehicles for Optima’s Ultimate Street Car Challenge where he will race for the first time since becoming a quadriplegic in 2000.

Speedway Motors announced today it will celebrate racers and the sport of racing with Racer Appreciation Week, Jan. 23-29.

Pat shows off how easy wiring your LS can be with our LS wiring kit.

Speedway Motors announced today, Team Speedway, won the PRO-X shootout this past weekend at Goodguys Columbus Nationals in Columbus, Ohio.