GM H-Body Connecting Rods

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend.

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

This guide will help you choose the best heim joints or rod ends for your application and explains the differences between each design.

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Speedway Motors announced today a list of new products that will be debuted Aug. 4-7 at National Street Rod Association’s (NSRA) 53rd Annual Street Rod Nationals in Louisville, Ky.

We all need a little help from time to time. In this case, we had a grill shell on a 1946 Chevrolet Truck that could use some stiffening. Ride along as Heath installs support rods and rod brackets.

Axle / Clevis / Bracket / Radius Rod Assembly

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.