David Brown 990 Implematic vs International Harvester 504
10 material differences · fewer than 12
Which should you choose?
Read our verdict on the 990 Implematic and the 504 → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.
Field by field
10 material differences · 1 fields identical or within 5%, which is not counted as material
| Field | 990 Implematic | 504 | Gap |
|---|---|---|---|
| Engine | |||
| Engine power, claimed claimed | 52.0 hp | 45.3 hp | +15% 990 Implematic |
| Engine declared | DAVID BROWN AD 4/47 A | INTERNATIONAL HARVESTER C-153 | differs |
| Displacement declared | 3.04 L | 2.49 L | +22% 990 Implematic |
| Maximum torque declared | 141 lb·ft · 191 N·m | — | — |
| Transmission | |||
| Top speed declared | 13.7 mph · 22 km/h | 18.6 mph · 30 km/h | +36% 504 |
| Clutch declared | — | pedal-operated dry single-plate clutch | — |
| Hydraulics & hitch | |||
| Pump flow declared | 6.0 gpm · 22.7 L/min | 12.0 gpm · 45.5 L/min | +100% 504 |
| Three-point lift at ends declared | 1,819 lb · 825 kg | — | — |
| Rear PTO speeds declared | 540 rpm | 540 rpm | — |
| Weight & dimensions | |||
| Unladen weight declared | 4,771 lb · 2,164 kg | 4,458 lb · 2,022 kg | +7% 990 Implematic |
| Wheelbase declared | 76.7–78.7 in · 1,948–1,999 mm | 73.0 in · 1,854 mm | differs |
| Length declared | 118.0–121.0 in · 2,997–3,073 mm | 132.8 in · 3,372 mm | differs |
| Width declared | 64.0 in · 1,626 mm | 83.0 in · 2,108 mm | +30% 504 |
| Height declared | 56.0 in · 1,422 mm | 78.0 in · 1,981 mm | +39% 504 |
| Ground clearance declared | 20.0 in · 508 mm | — | — |
| Turning radius, braked declared | 10.5 ft · 3.20 m | — | — |
| Fuel tank declared | 55.2 qt · 52.2 L | 90.0 qt · 85.2 L | +63% 504 |
David Brown 990 Implematic sources
Source
- Source: Traktorenlexikon, “David Brown 990 Implematic”
International Harvester 504 sources
Source
- Source: Traktorenlexikon, “IHC 504”
- Source: Traktorenlexikon, “McCormick Farmall-H”