The Gen III engine has proven itself to be quite a performer since its inception in 1997. In its most potent LS6 variant, it reached 405 hp thanks to improvements in cylinder head design and a lumpier ...
With all the interest in the General Motors Gen III V-8-based LS1 and LS6 engines, there has been a need for a story showing what the best production cylinder heads are for making power with this ...
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