With all the hype about the Gen III LS1 and 6.0L engines, a little 5.3L engine has appeared in well over a million GM trucks since 1998 that's been overlooked in the rush to make horsepower. This ...
In part one of Torque Tech, we subjected our 5.3L test engine to a few much-needed bolt-on performance parts. Adding a set of GenX 205 heads and matching cam from Trick Flow Specialties along with a ...
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