International Harvester 660 vs Oliver 990
Side-by-side specs comparison
Verdict by the numbers
- The International Harvester 660 is more powerful than the Oliver 990: 95 HP versus 93 HP (+2 HP, +2%).
- The International Harvester 660 is the more recent model: production started in 1959, versus 1958 for the Oliver 990.
Full specs comparison
| International Harvester 660 | Oliver 990 | |
|---|---|---|
| Power | 95 HP | 93 HP |
| Production years | 1959–1963 | 1958–1961 |
| Fuel | Propane (LP) | Diesel |
| Cylinders | 6 | 3 |
| Displacement | 4.3 L | 3.5 L |
| Weight | — | 4 989 kg |
| Drive | 2WD | 2WD |
| Transmission | Gear | Gear |
| Gears (fwd/rev) | 5 / 1 | 6 / 2 |
| Wheelbase | 217 cm | 202 cm |
| Length | 362 cm | — |