
LS3 Series Crate Engine Builders

CHEVROLET PERFORMANCE
The LS3 is filled with components designed for high performance and longevity. The aluminum block is filled with a sturdy reciprocating assembly that combines with L92-type rectangular-port heads to deliver a 10.7:1 compression ratio. Whether you're on the street or track, the LS Series is an excellent choice.

Engine and Transmission Packages
LS3 Connect & Cruise packages are factory-engineered engine-and-transmission combinations that include all the electronic control modules, wiring harnesses and other key components you need with the simplicity of one part number.

Custom LS3 from Pace Performance
Our plug-and-play engines can streamline your process and give you both the muscle and consistent performance top builders expect.