TH350, Ford 7.5 Inch, Modern Muscle Parts

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

A new print and digital magazine about all things street rodding and more, brought to you by some familiar names.

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.

Small block Chevy V8 or the modern LS V8? Which one comes out on top as the best engine to swap into your ride?