1968 '340' Barracuda vs 1968 '383' Road Runner

Back in about '72, my ex brother in law had a '69 RR. 383 4 speed. It was fast, bad fast. Faster than the SS Chevelle's, GTO's, and 390 Fairlane's that wanted to run him. Not faster than the 340 Dart, and 340 Demon that gave everybody fits though.