USA vs USA — 1968 vs 1966
| Road Runner 426 Hemi | Chevelle SS 396 Wagon | |
|---|---|---|
| Horsepower | 425 hp | 325 hp |
| Torque | 490 lb-ft | 410 lb-ft |
| Engine Size | 6,981 cc | 6,489 cc |
| 0-60 mph | 5.3 sec | 7.5 sec |
| Top Speed | 150 mph | 124 mph |
| ¼ Mile | 13.5 sec | 15.2 sec |
| Wheelbase | 2,946 mm | 2,946 mm |
| Length | 5,156 mm | 5,080 mm |
| Value (Excellent) | $250,000 | $85,000 |
| Collectibility | 5/10 | 5/10 |
| Rarity | 8/10 | 9/10 |
The 1968 Plymouth Road Runner 426 Hemi holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1966 Chevrolet Chevelle SS 396 Wagon brings better value and remains a compelling choice for enthusiasts who value Chevrolet heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Among Muscle Car enthusiasts, the matchup between the 1968 Plymouth Road Runner 426 Hemi and 1966 Chevrolet Chevelle SS 396 Wagon is one for the ages. These Muscle era machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1968 Plymouth Road Runner 426 Hemi holds a clear advantage in raw power with 425 hp compared to 325 hp, a 100-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Plymouth Road Runner uses a V8 OHV Hemi displacing 6,981 cc, while the Chevrolet Chevelle relies on a V8 OHV 16V with 6,489 cc. In the sprint to 60 mph, the 1968 Plymouth Road Runner 426 Hemi edges ahead at 5.3 seconds versus 7.5 seconds. On the collector market, the 1968 Plymouth Road Runner 426 Hemi commands a significant premium over the 1966 Chevrolet Chevelle SS 396 Wagon, reflecting differences in prestige and rarity.