Oldsmobile Cutlass Supreme Automatic Transmissions

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

Learn how Zach replaces a transmission and breakaway converter in his 55 Chevy, with some helpful tips along the way.

Leave all the head scratching to us, as we have your manual transmission bellhousing solution for your LS swap all figured out already

Exlpoded View of the Bert 1300 Late Model Racing Transmission

Looking to update that '67-'72 C10 truck with an LS swap? These motors mounts and transmission crossmember kit will make that modern powerplant and transmission fit like they came that way from the factory!

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

Product guru Jeff K. takes us along as he updates the suspension on his 1946 Ford Sedan Delivery with a set of fresh Mustang II coilovers following an unfortunate incident with a pothole.

Click to learn about split wishbone, hairpin radius rod, and four bar suspensions. Learn the history and difference between these solid axle suspension designs.

Follow this step by step guide on how to install adjustable LS motor mounts to set your engine location exactly where you want it.