GM small block engines have seen 13 U.S. presidents ... it features stronger internal components than the LS3. To make the boost a bit safer, the LSA received lower compression pistons compared ...

The L99's valve relief pistons reduced the engine's compression ratio to 10.4:1 compared to the LS3's 10.7:1. Both the variable valve timing and Active Fuel Management systems also required the ...

The LS3 crate engine is an iteration of the V8 that boasts 430 hp and 425 lb-ft of torque. It’s manufactured by General Motors, and is frequently associated with Chevrolet. As of April 2024 ...