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Allis Chalmers WD Specifications

Allis Chalmers WD Engine Technical Data

Engine Model ................ Allis Chalmers
Engine Type ................ Vertical, 4-cycle 4-cylinder gasoline
Number of Cylinders ................ 4
Displacement, cu in (L) ................ 201 (3.30)
Engine Bore, in (mm) ................ 4.00 (102.0)
Engine Stroke, in (mm) ................ 4.00 (102.0)
Rated Engine Power, hp (kW) ................ 28.0 (20.7)
Rated Engine Speed, rpm ................ 1400
Compression ................ 5.75:1
Firing Order ................ 1-2-4-3
Fuel System ................ Carburetor
Fuel Tank Capacity, gal (L) ................ 15.0 (56.8)
Oil Capacity, qts (L) ................ 4.0 (3.8)
Coolant Capacity, qts (L) ................ 14.0 (13.2)
Electrical System Rating, Volts ................ 6
Starter ................ Electric/hand crank

AC WD Power Take-Off

PTO Operational Type ................ Live/Transmission
PTO Horsepower, hp (kW) ................ 26.0 (19.4)
PTO Cluch ................ Dry Disc
PTO Speed, rpm ................ 540
PTO / Engine Speed, rpm ................ 540/1400

Transmission Configuration

Transmission Type ................ Non-synchronized gear
Gearbox Type ................ 4F/1R
Number of Forward Gears ................ 4
Number of Reverse Gears ................ 1
Clutch Type ................ Dry disc
Maximum Forward Speed, mph (kph) ................ 9.8 (15.7)
Maximum Reverse Speed, mph (kph) ................ 2.3 (3.6)

Allis Chalmers WD Wheels and Tires

Drive Wheels ................ 2WD 4x2
Steering Configuration ................ Front steer
Steering System ................ Manual worm and horizontal sector
Brakes Type ................ Mechanical external compression band
Front Tire Size ................ 5.50-16
Rear Tire Size ................ 11.0-28
Front Tread Width, in (mm) ................ 8.9 (225)
Rear Tread Width, in (mm) ................ 55.6-90.1 (1410-2280)

AC WD Hydraulic System

Hydraulic System Type ................ Open center
Hydraulic Pressure, bar (psi) ................ 83 (1200)
Hydraulic Capacity, gal (L) ................ 1.3 (4.7)
Number of Standard Remote Valves ................ 1
Rear Hitch Type ................ Single Hitch Point

Dimensions and Weight

Wheelbase, in (mm) ................ 88 (2230)
Length, in (mm) ................ 127 (3220)
Height (Steering Wheel), in (mm) ................ 68 (1720)
Height (Exhaust), in (mm) ................ 81.5 (2070)
Weight (Operating), lb (kg) ................ 3500 (1585)
Weight (Ballasted), lb (kg) ................ 5050 (2290)