Engine Blocks

Determining your engine's bore and stroke displacement, and more with our easy to use calculators

Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. Learn how to find and decipher your small block Chevy engine codes quickly and easily!

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Learn how to identfy motors for your LS Swap. In this guide we cover generation 4 small block engines and some of the cheaper options for more power.

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Professional insight on some useful crate engine tools that will improve your engine building experience.

Ford’s small block and big block engine families have their share of flexplate differences. We’ll show you what to look for in this buyer’s guide.

Crate Engine vs Rebuilt: Is Rebuilding an Engine Worth It? Crate engines are often the more affordable option over a purpose-built engine. Some still think a rebuild is cheaper than a crate engine. But is it? That’s what we’re here to find out.

In this project, you will see how Jeff repaints a garage sale 496 BluePrint crate engine and learn the importance of preparing the engine for a successful restoration.

There are a lot of piston ring material types to consider for your next engine build. Our buyer’s guide will help you choose the right ones.