USA vs USA — 1958 vs 1967
| Impala SS 409 | C/K 10 Stepside | |
|---|---|---|
| Horsepower | 425 hp | 250 hp |
| Torque | 425 lb-ft | — |
| Engine Size | 6,702 cc | 5,735 cc |
| 0-60 mph | 6.3 sec | — |
| Top Speed | 125 mph | — |
| ¼ Mile | 14.2 sec | — |
| Weight | 3,800 lbs | — |
| Wheelbase | 2,997 mm | 2,743 mm |
| Length | 5,398 mm | 4,914 mm |
| Original MSRP | $3,261 | — |
| Value (Excellent) | $150,000 | $55,000 |
| Collectibility | 8/10 | 5/10 |
| Rarity | 7/10 | 10/10 |
It's a closely fought contest. The 1958 Chevrolet Impala SS 409 brings more power, stronger collectibility to the table, and the 1967 Chevrolet C/K 10 Stepside answers with better value. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.
Chevrolet has long offered a diverse lineup, and comparing the 1958 Chevrolet Impala SS 409 with the 1967 Chevrolet C/K 10 Stepside highlights the breadth of the marque's engineering philosophy. The 1958 Chevrolet Impala SS 409 holds a clear advantage in raw power with 425 hp compared to 250 hp, a 175-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Chevrolet Impala uses a V8 OHV (W-series big-block) displacing 6,702 cc, while the Chevrolet C/K 10 relies on a V8 with 5,735 cc. On the collector market, the 1958 Chevrolet Impala SS 409 commands a significant premium over the 1967 Chevrolet C/K 10 Stepside, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1958 Chevrolet Impala SS 409 rates higher among enthusiasts and auction houses.