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Allis Chalmers D272 Technical Specifications

Allis Chalmers D272 Engine Data

Gasoline Engine

Engine Model ................ Allis Chalmers
Engine Type ................ Vertical, 4-cycle 4-cylinder gasoline
Number of Cylinders ................ 4
Displacement, cu in (L) ................ 125.3 (2.10)
Engine Bore, in (mm) ................ 3.38 (86.0)
Engine Stroke, in (mm) ................ 3.50 (89.0)
Rated Engine Power, hp (kW) ................ 27.0 (20.1)
Rated Engine Speed, rpm ................ 1650
Compression ................ 5.75:1
Firing Order ................ 1-2-4-3
Fuel System ................ Carburetor
Fuel Tank Capacity, gal (L) ................ 13.0 (49.2)
Oil Capacity, qts (L) ................ 4.0 (3.8)
Coolant Capacity, qts (L) ................ 8.0 (7.6)
Electrical System Rating, Volts ................ 12

Diesel Engine

Engine Model ................ Perkins P-3
Engine Type ................ 4-cycle three-cylinder diesel
Number of Cylinders ................ 3
Displacement, cu in (L) ................ 144 (2.40)
Engine Bore, in (mm) ................ 3.50 (89.0)
Engine Stroke, in (mm) ................ 5.00 (127.0)
Rated Engine Power, hp (kW) ................ 27.5 (20.5)
Rated Engine Speed, rpm ................ 1600
Compression ................ 16.5:1
Firing Order ................ 1-2-4-3
Fuel Tank Capacity, gal (L) ................ 13.0 (49.2)
Coolant Capacity, qts (L) ................ 6.0 (5.7)
Electrical System Rating, Volts ................ 12

AC D272 Power Take-Off

PTO Operational Type ................ Transmission
PTO Horsepower, hp (kW) ................ 25.0 (18.5)
PTO Cluch ................ Dry Disc
PTO Speed, rpm ................ 560

Transmission Configuration

Transmission Type ................ Unsynchronized gear
Gearbox Type ................ 3F/1R
Number of Forward Gears ................ 3
Number of Reverse Gears ................ 1
Clutch Type ................ Dry disc
Maximum Forward Speed, mph (kph) ................ 7.8 (12.5)
Maximum Reverse Speed, mph (kph) ................ 2.0 (3.2)

Allis Chalmers D272 Wheels and Tires

Drive Wheels ................ 2WD 4x2
Steering Configuration ................ Front steer
Steering System ................ Manual
Brakes Type ................ Mechanical band
Front Tire Size ................ 4.00-15
Rear Tire Size ................ 10.0-24

Dimensions and Weight

Wheelbase, in (mm) ................ 74 (1870)
Length, in (mm) ................ 110 (2790)
Height (Exhaust), in (mm) ................ 76.8 (1940)
Overall Width, in (mm) ................ 62 (1570)
Ground Clearance, in (mm) ................ 21.7 (550)
Weight, lb (kg) ................ 2060 (935)