From Bugatti’s W16 to Saab’s variable compression, these engines redefined performance with brilliant, complex, and sometimes disastrous results.

When it comes to V8 crate motors, size doesn't equal performance. Thankfully, crate engines offer anywhere from 500 to 2,000-plus horsepower.

Japanese automakers still don't offer crate engines. If you want to breathe new life into your old Toyota Tacoma, LC Engineering's 5VZ V6 might interest you.