#1 GM’s LS V8 series
The LS V8 series of the GM`s engines share only the rod bearing of the previously mentioned Chevrolet 350 V8. It became famous and one of the most used engines ever, thanks to its small dimensions that offer easy engine swaps in a wide range of applications. Also, whenever you hear that some billionaire is going to build and launch a brand new supercar, you can bet that it will have an LS V8 engine. Wondering why? Well, there is a large quantity of parts and expertise for this clearly defined engine! There are even a lot of LS V8 assemble videos, like the one below.
However, these are the best engines according to Business Insider!