USA vs USA — 1970 vs 1963
| GSX Stage 1 | Wildcat 455 Stage 1 | |
|---|---|---|
| Horsepower | 360 hp | 370 hp |
| Torque | 510 lb-ft | 510 lb-ft |
| Engine Size | 7,456 cc | 7,457 cc |
| 0-60 mph | 5.5 sec | 6.5 sec |
| Top Speed | 125 mph | 125 mph |
| ¼ Mile | 13.4 sec | 14.5 sec |
| Weight | — | 4,200 lbs |
| Wheelbase | 2,845 mm | 3,124 mm |
| Length | 5,156 mm | 5,562 mm |
| Units Produced | 678 | — |
| Original MSRP | — | $3,900 |
| Value (Excellent) | $200,000 | $60,000 |
| Collectibility | 5/10 | 7/10 |
| Rarity | 8/10 | 7/10 |
Two outstanding machines, each with compelling strengths. The 1970 Buick GSX Stage 1 excels in quicker acceleration, while the 1963 Buick Wildcat 455 Stage 1 stands out for stronger collectibility, better value. The best advice? Drive both if you can, then follow your instincts.
The 1970 Buick GSX Stage 1 and 1963 Buick Wildcat 455 Stage 1 share a manufacturer in Buick, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Buick brand. On paper, the two are remarkably close in power output, with the 1970 Buick GSX Stage 1 producing 360 hp and the 1963 Buick Wildcat 455 Stage 1 delivering 370 hp. Under the hood, the contrast is notable: the Buick GSX uses a V8 OHV 16V displacing 7,456 cc, while the Buick Wildcat relies on a V8 OHV with 7,457 cc. In the sprint to 60 mph, the 1970 Buick GSX Stage 1 edges ahead at 5.5 seconds versus 6.5 seconds. On the collector market, the 1970 Buick GSX Stage 1 commands a significant premium over the 1963 Buick Wildcat 455 Stage 1, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1963 Buick Wildcat 455 Stage 1 rates higher among enthusiasts and auction houses.