440-Inch Big-Block Pump-Gas Mopar Wedge Makes Over 500 HP And a Whole Lot of Torque! We dyno test a worked over 440 big-block Mopar Wedge street engine at Westech Performace. This pump-gas mill is ...
the Road Runner got a 440-cubic-inch powerplant put together by Hughes Engine. Stuffed with a long list of performance parts, the engine cranks out 500 horsepower. It may not sound like much ...