There’s nothing new about reinforcing a stock V-8 engine’s internals to handle more power. Aftermarket forged crankshafts, rods, and pistons have been around forever. If you know exactly what to look ...
Back in part one of our new GMPP LS3 testing ("Late Crate Update," Oct. '10), we subjected a factory-fresh LS3 crate motor from GM Performance parts to a series of performance upgrades, including a ...
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