USA vs USA — 1970 vs 1966
| Superbird 440 Six Pack | Chevelle SS 396 L78 375hp | |
|---|---|---|
| Horsepower | 390 hp | 375 hp |
| Torque | — | 420 lb-ft |
| Engine Size | 7,210 cc | 6,489 cc |
| 0-60 mph | — | 5.8 sec |
| Top Speed | — | 130 mph |
| ¼ Mile | — | 14.0 sec |
| Weight | — | 3,400 lbs |
| Wheelbase | 2,972 mm | 2,946 mm |
| Length | 5,588 mm | 4,953 mm |
| Original MSRP | — | $2,980 |
| Value (Excellent) | $350,000 | $175,000 |
| Collectibility | 5/10 | 9/10 |
| Rarity | 10/10 | 8/10 |
Numbers favor the 1966 Chevrolet Chevelle SS 396 L78 375hp with stronger collectibility, better value. The 1970 Plymouth Superbird 440 Six Pack offers its unique character, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.
In the world of Muscle Car cars, few comparisons generate as much discussion as the 1970 Plymouth Superbird 440 Six Pack versus the 1966 Chevrolet Chevelle SS 396 L78 375hp. Both hail from Muscle era and represent the pinnacle of their respective manufacturers' ambitions. On paper, the two are remarkably close in power output, with the 1970 Plymouth Superbird 440 Six Pack producing 390 hp and the 1966 Chevrolet Chevelle SS 396 L78 375hp delivering 375 hp. Under the hood, the contrast is notable: the Plymouth Superbird uses a V8 displacing 7,210 cc, while the Chevrolet Chevelle SS 396 relies on a V8 OHV with 6,489 cc. From a collectibility standpoint, the 1966 Chevrolet Chevelle SS 396 L78 375hp rates higher among enthusiasts and auction houses.