At Southern Performance Systems, we offer the LS6 in a Stock Engine Turnkey Package or our own SPSeries Package.

The engines internals for each package are identical with 346ci, a 3.90in x 3.62in Bore and Stroke, Camshaft lift (duration) of .550 (204°) intake / .550 (218°) exhaust, and 10.7:1 Compression Ratio. The valve sizes are 2in intake and 1.55in exhaust.

The Turnkey LS6 Package has been designed for customers with who are looking for a 405HP Engine Package for a great price.

The SPSeries LS6 was designed for the Hot Rod Enthusiast thats looking for an engine that will help make the engine compartment stand out.