Serial Number Information for Allis Chalmers HD21
| Serial Number: | Year Made: | Plate Location: |
Specifications
Specifications for Allis Chalmers HD21
| Make: Allis Chalmers | Model: HD21 | Years Made: 1954 - 1965 |
| Factory: Springfield, Illinois, USA | Chassis: crawler | Wheelbase: n/a |
| Front tire: tracks | Rear tire: tracks | Weight: 44,000 lbs [19958 kg] |
| Length: 198 inches [502 cm] | Width: n/a | Height: n/a |
| Elec. Grounding: n/a | Elec. Charging Amps: n/a | Elec. Volts: n/a |
| Hitch Rear Type: n/a | Hitch Rear Lift: n/a | Fuel Capacity: 135 gal [511.0 L] |
| Hydraulics Type: n/a | Hydraulics Capacity: n/a | Hydraulics Pressure: n/a |
| Hydraulics Valves: n/a | Hydraulics Total Flow: n/a | Hydraulics Valve Flow: n/a |
| Steering: n/a | Brakes: n/a | New Price: n/a |
Powertrain
Powertrain for Allis Chalmers HD21
| Engine type: Allis-Chalmers vertical I-head | Cylinders: 6 | Displacement: 844 ci [13.8 L] |
| Bore/Stroke: 5.25x6.50 inches [133 x 165 mm] | Compression: 13.3:1 | RPM: 1800 |
| Gross Power: n/a | Torque: n/a | Torque RPM: n/a |
| Net Power: n/a | PTO: n/a | Drawbar: n/a |
| Rear PTO: n/a | Rear RPM: n/a | Clutch: n/a |
| Cooling: liquid | Coolant: 80 qts [75.7 L] | Air Cleaner Type: n/a |
| Oil Capacity: n/a | Oil Change: n/a | Fuel: diesel |
| Transmission Type: n/a | Gears: 2 forward and 1 reverse |
Paint Codes
Sorry, no paint information available for Allis Chalmers HD21