Allis Chalmers D12 Production
Manufacturer: Allis Chalmers
Factory: West Allis, Wisconsin, USA
Years Built: 1959 – 1968
Allis Chalmers D12 Engine
Allis-Chalmers, gasoline, 4-cylinder, liquid-cooled, 149 ci [2.4 L]
Power: 31 hp [23.1 kW]
Drawbar: 29.43 hp [21.9 kW]
Bore: 3.50×3.875 inches [89 x 98 mm]
Air Cleaner: oil bath
Compression: 7.5:1
Rated RPM: 1650
Starter volts: 6
Allis Chalmers D12 Transmission
Transmission: Power Director
Gears: 4 forward and 1 reverse
Speeds: Allis D12 with 10×24 rear tires.
Allis Chalmers D12 Dimensions
Wheelbase: 78.75 inches [200 cm]
Weight: 2800 to 5630 pounds
Allis Chalmers D12 Mechanical
Chassis: 4×2 2WD
Steering: manual
Brakes: differential mechanical shoe
Cab: Open operator station.
Allis Chalmers D12 Hydraulics
HydraulicsType: live
HydraulicsValves: 1 or 2
HydraulicsPumpFlow: 74.9 gpm [283.5 lpm]