General Motors’ LS engines are special, bringing more power with lighter weights to many of the manufacturer’s iconic vehicles. However, even within the LS family, the LSA engine is a standout and one of the most powerful engines ever built by General Motors. But unlike many of the acclaimed engines, the LSA doesn’t have a number attached to it, so what does the acronym stand for and how does it differentiate itself from the pack? LSA stands for ‘lobe
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