At Southern Performance Systems, we offer the 6.0L Vortec in a Stock Engine Turnkey Package or our SPSeries Package.

The engines internals for each package are identical with 364ci, a 4,00in x 3.62in Bore and Stroke and 10.0:1 Compression Ratio. The valve sizes are 1.89in intake and 1.55in exhaust.

The Turnkey 6.0L Vortec Package has been designed for customers who are looking for a basic engine package at an very affordable price.

The SPSeries 6.0L Vortec was designed for the Hot Rod Enthusiast thats looking for an engine that will stand out with the hood is up.

Our SPSeries Custom 6.0L Vortec is for the individual that is looking for something truly unique in both power and style. Every detail possible can be customized from the color of the engine block to the cam profile and even down to weather or not to use Stainless 12-point Bolts or Black Anodized Hex-Head Bolts. Let Us Build your Dream Motor.