1968 helped firm up the muscle car credentials of the second generation of the Plymouth Barracuda, a car still with the DNA of the first-gen edition and its economy-car roots. Not only did the 1967–1969 Barracuda enjoy a more rakish profile, but buyers could also choose from three body styles (hardtop coupe, fastback coupe, or convertible). The original Barracuda was strictly a fastback coupe.
In 1968, Plymouth swapped out the modest 273 cubic-inch V8 for the more powerful 318 as the base eight-cylinder engine (the trusty slant-six powered the starter Plymouth Barracuda). But stepping up to the Formula S added a 340 V8; throttle junkies could also upgrade to the 383 Commando engine.
If you’re looking to see how much a 1968 Plymouth Barracuda costs, expect to pay $10,000 on the low end up to $70,000 on the high end according
Exploring A Plymouth Barracuda Formula S
Besides a more potent engine, the Formula S delivered other enhancements. These include the unique front fender badges and “340-S”-themed chrome hood inserts that we see on Benny’s vintage ride. The flip-open gas cap and side stripes also hint at this Barracuda being a Formula S.
More substantially, the Formula S package added performance capabilities such as a low-restriction dual exhaust, a heavy-duty suspension, and upgraded wheels. Standard firm-ride shocks helped with the Plymouth Barracuda’s street manner
