Like most things related to the muscle car era, the Plymouth 440 Super Commando big-block V8 engine roared to life in the late 1960s and faded away in the early 1970s. Chrysler produced standard cast-iron 440-cubic-inch engines from 1965 to 1978 with a 4.32-inch cylinder bore and 3.75-inch stroke. These engines, equipped with four-barrel carburetors and restrictive exhaust systems, powered various Chrysler vehicles with around 330 brake horsepower (bhp).  From 1967 to 1971, a select few 440 engines received
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