This page provides a detailed comparison of the specifications for the Allis Chalmers HD21 and the International Harvester TD-20 200.
| Allis Chalmers HD21 | International Harvester TD-20 200 | |
|---|---|---|
| Images | ||
| Engine | ||
| Engine Manufacturer | Allis-Chalmers | International Harvester |
| Engine Model | - | D-691 |
| Engine Cooling Type | Liquid-Cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Supercharged | - |
| Engine Cylinders | 6 | 6 |
| Engine Displacement Value | 844 ci (13.8 L) | 691 ci (11.3 L) |
| Engine Rated Rpm | 1800 | 1550 |
| Engine Power Output Value | 225 hp (167.8 kW) | 134 hp (99.9 kW) |
| Transmission | ||
| Transmission Type | Torque Converter | Gear |
| Transmission Forward Gears | 2 | 6 |
| Transmission Reverse Gears | 1 | 6 |
| Dimensions | ||
| Length Value | 198 | - |
| Width Value | - | 22 |
| Operating Weight Value | 45500 lb (20638 kg) | 32485 lb (14735 kg) |
| Miscellaneous | ||
| Starter Type | Electric | Gasoline-start |
