Mercury C4 Auto Trans Dipsticks

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

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.

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

In this Tech Tip, John answers a customer question about what would be needed to swap some additional power in place of his anemic 233c.i. Ford.

Learn how to install a side detent shifter in a 1969 Chevy C10.

Speedway Motors employee Jess M. walks us through adding a little salt flat flair to her 1933 Ford coupe, by using moon discs and quarter turn fasteners.

Our side mirrors with LED turn signals are a quick upgrade you can make to your car to set it apart.

Read how to install rear drop spring to lower a 1969 C10 pickup. Follow these steps for a smooth installation.

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Learn how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.