Discover the top 7 most popular engine swaps, from versatile Japanese options to powerful American V8s and unique outliers.

The GM LS1 and LS2 are the successors of Chevy's small block V8 engine. While they share a lot in common, there are some small but significant differences.

The adapters needed to install the new LS-style engine into a second-generation Camaro or Firebird are available from Clas-sic Chevy or direct from ATS. They work with reversed original '70-'73 ...