1968 Mopar Street-Race ~ Road Runner 383 vs. GTX 440

Nick - Nack

1968 had '3' different Horsepower Ratings for the 4-Barrel Engines.

383/300 HP ........ Plymouth Barracuda and Dodge Dart GTS

383/330 HP ........ Plymouth and Dodge 'B-Body' and Big-Body cars.

383/335 HP ........ Plymouth Road Runner and Dodge Super Bee 'only'
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Closer related {True} Horsepower Output

383/300 HP ....... 277 HP

383/330 HP ....... 283 HP

383/335 HP ....... 305 HP