Allis Chalmers HD7 vs Custom E
Side-by-side specs comparison
Verdict by the numbers
- The Allis Chalmers HD7 is more powerful than the Custom E: 66 HP versus 62 HP (+4 HP, +6%).
- The Custom E is the more recent model: production started in 1948, versus 1940 for the Allis Chalmers HD7.
Full specs comparison
| Allis Chalmers HD7 | Custom E | |
|---|---|---|
| Power | 66 HP | 62 HP |
| Production years | 1940–1950 | 1948–1950 |
| Fuel | — | Gasoline |
| Cylinders | 3 | 6 |
| Displacement | 3.5 L | 4.1 L |
| Weight | — | 2 130 kg |
| Drive | — | 2WD |
| Transmission | Gear | Gear |
| Gears (fwd/rev) | 4 / 1 | 5 / 1 |
| Wheelbase | — | 237 cm |
Frequently asked questions
Which is more powerful, the Allis Chalmers HD7 or the Custom E?
The Allis Chalmers HD7 is more powerful than the Custom E: 66 HP versus 62 HP (+4 HP, +6%).
Which is more recent, the Allis Chalmers HD7 or the Custom E?
The Custom E is the more recent model: production started in 1948, versus 1940 for the Allis Chalmers HD7.

