GM S-Series Chevy Inline 6 Parts

Learn correct spark plug firing orders for SBC, LS, Mopar, AMC, and Ford V8s, and learn what the correct firing order means for performance.

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

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!

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Identify SBC heads using casting numbers, style tips, and year-by-year guides for your small block Chevy engine projects

The small block Chevy is still a great option for your muscle car, hot rod, or classic truck, just follow our build lists

Learn the differences between Chevy 2-bolt and 4-bolt main blocks, how to ID them, key years, and whether a 4-bolt is worth it for your build

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

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