The LM7/L33 5.3-liter V8 is the most affordable LS swap engine, with junkyard pulls from $300 and durability exceeding 350,000 miles.
It’s no secret that LS engines have exploded in popularity over the past decade, as 4.8-liter, 5.3-liter, 6.0-liter, and 6.2-liter engines are plentiful, cheap, and strong. They also have easy-to-run ...
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