The Chevy 5.3 liter Gen III engine was installed in thousands of pickups and vans from 1999 through 2007. The majority of them were the RPO LM7 / VIN T engine with the cast iron block, but there were ...
What happens when you make a post in any of the many LS performance forums and ask the following question? What is the best factory LS head to use on a turbo engine? The obvious answer for any ...
Having tested endless aftermarket and ported stock LS cylinder heads for HOT ROD, it seemed odd that the stock stuff was never included. A test of the popular factory cylinder heads has been a long ...
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