GM B-Body Chevy 400 Engine Parts

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.

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

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

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!

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

The 454 big block Chevy is still a popular build option for when there is no replacement for displacement!

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

Build a high-performance Gen V LT engine with proven power combos and learn about LT upgrades and tuning tips for maximum power

Learn proven small block Chevy 383 stroker engine build combos from 400-600 HP to power your next build

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.