Street Ultra 582: Hardcore Horsepower’s 805 HP Pump Gas Big Chevy

Horsepower never rests. In a never-ending pursuit to build something above and beyond the norm, Mike Petralia at Hardcore Horsepower & Dyno Shop in Franklin, Tennessee, recently pushed the go button on his biggest, most powerful pump gas engine to date. He built a 582 cubic inch big Chevy rat motor with Trick Flow PowerPort® 365 aluminum cylinder heads and R-Series single plane aluminum intake making 800 horsepower 741 lbs.-ft. or torque. That means this beast will rule the streets in any heavyweight daily driver. 

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Street Ultra 582: Hardcore Horsepower’s 805 HP Pump Gas Big Chevy