The LSX engines are built with racing in mind ... but it was only available as a crate engine. This powerful engine was able to go from zero to 60 in 3.6 seconds, so there aren't any secrets ...
an LSX 454 crate engine from General Motors hooked to a Powerglide automatic transmission, and a custom-built pair of axles and a set of four 43-inch tires... It's amazing what a little good old ...