The LSA engine was nearly twice as expensive as the LS3 when it was still available as a crate engine from Chevrolet Performance; at $14,006 for the long block compared to $7,760 for the LS3.

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 ...

This means you can get an LS3, equip it with the ASA camshaft, and achieve the same power numbers. There is a downside with that approach, though: the LS376/525 is a crate engine built in a ...