General Motors’ LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more displacement and power than their sizes would indicate, due to a variety of features, including reverse-flow cylinder heads and specialized intake manifolds. Moreover, LS engines weigh less than rivals due to their aluminum constructions and fewer moving parts, which also makes these motors easier to maintain
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