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Gms Ls9 Engine

Coated, forged pistons are an improvement over the hyper-eutectic pistons used in the LS7. Titanium rods keep weight to a minimum.
GM's LS9 Engine - King Of The Hill

Coated, forged pistons are an improvement over the hyper-eutectic pistons used in the LS7. Titanium rods keep weight to a minimum.  View Related Article