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Massey-HarrisModel A
Massey-Harris 21 Colt
Row Crop
- power
- Not recorded
- displacement
- 124 ci
- Cylinders
- 4
- Forward gears
- 4
Head to head · Row Crop
Row Crop

Row Crop
How they compare
21 Colt is in the 2nd percentile; 33 is in the 8th · 1,409 models
21 Colt is in the 17th percentile; 33 is in the 17th · 1,417 models
21 Colt is in the 4th percentile; 33 is in the 7th · 1,200 models
Full comparison
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Manufacturer | Massey-Harris | Massey-Harris | Same |
| Model | 21 Colt | 33 | — |
| Category | Row Crop | Row Crop | Same |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Manufacturer | Continental | Continental | Same |
| Model | F124 | 3.3L 4-cyl | — |
| Rated RPM | 1,800RPM | 1,500RPM | ▲ 21 Colt+300 RPM · +20% |
| Cylinders | 4 | 4 | Same |
| Displacement | 124ci | 201ci | ▲ 33+77 ci · +62% |
| Bore | 3in | 3.6in | ▲ 33+0.6 in · +20% |
| Stroke | 4.4in | 4.9in | ▲ 33+0.5 in · +11% |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Type | Gear | Manual | — |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Length | 123in | Not recorded | — |
| Height | 65.8in | Not recorded | — |
| Operating Weight | Not recorded | 5,191lb | — |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Steering Type | Manual | Manual | Same |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Hitch Type | Type I (optional) | Not recorded | — |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Manual | Manual | Same |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | 6V | — |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 4.5gal | — |
| Spec | Massey-Harris 21 Colt | Massey-Harris 33 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context