Hugely impressive on the dyno, the LS6 engine of the Grand Sport certainly has more power and torque to give with the right ...
Iron 5.7L LS1 budget engine dyno run - Fast 92mm Intake We took the rotating guts from an LS1 engine and stuffed them into a bored out 5.3L block for a budget engine that put out over 450 horsepower ...
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