
MarshallModel A
Marshall Field Marshall Series I
Agricultural
- power
- Not recorded
- displacement
- 310 ci
- Cylinders
- 1
- Forward gears
- 3
Head to head · Standard Tread

Agricultural
Standard Tread
How they compare
Field Marshall Series I is in the 36th percentile; W-40 is in the 35th · 353 models
Field Marshall Series I is in the 7th percentile; W-40 is in the 93rd · 367 models
Field Marshall Series I is in the 39th percentile; W-40 is in the 50th · 341 models
Field Marshall Series I is in the 44th percentile; W-40 is in the 39th · 297 models
Full comparison
| Spec | Marshall Field Marshall Series I | McCormick-Deering W-40 | Difference |
|---|---|---|---|
| Manufacturer | Marshall | McCormick-Deering | — |
| Model | Field Marshall Series I | W-40 | — |
| Category | Agricultural, Standard Tread | Standard Tread | — |
| Spec | Marshall Field Marshall Series I | McCormick-Deering W-40 | Difference |
|---|---|---|---|
| Manufacturer | Marshall | International Harvester | — |
| Rated RPM | 750RPM | 1,750RPM | ▲ W-40+1,000 RPM · +133% |
| Cylinders | 1 | 6 | ▲ W-40+5 · +500% |
| Displacement | 310ci | 298ci | ▲ Field Marshall Series I+12 ci · +4% |
| Bore | 6.6in | 3.8in | ▲ Field Marshall Series I+2.8 in · +74% |
| Stroke | 9in | 4.5in | ▲ Field Marshall Series I+4.5 in · +100% |
| Spec | Marshall Field Marshall Series I | McCormick-Deering W-40 | Difference |
|---|---|---|---|
| Type | Gear | Unsyncronized gear | — |
| Spec | Marshall Field Marshall Series I | McCormick-Deering W-40 | Difference |
|---|---|---|---|
| Length | Not recorded | 142in | — |
| Width | Not recorded | 65.8in | — |
| Height | Not recorded | 73in | — |
| Operating Weight | 6,500lb | 6,100lb | ▲ Field Marshall Series I+400 lb · +7% |
| Spec | Marshall Field Marshall Series I | McCormick-Deering W-40 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 12gal | — |
Category context