AC D10 Engine Specifications
Engine Model ……………. Allis Chalmers Power-Crater
Engine Type ……………. Vertical, 4-cycle 4-cylinder gasoline
Number of Cylinders ……………. 4
Displacement, cu in (L) ……………. 138.7 (2.30)
Engine Bore, in (mm) ……………. 3.38 (86.0)
Engine Stroke, in (mm) ……………. 3.88 (98.0)
Rated Engine Power, hp (kW) ……………. 31.0 (23.1)
Rated Engine Speed, rpm ……………. 1650
Compression ……………. 7.75:1
Firing Order ……………. 1-2-4-3
Fuel System ……………. Carburetor
Air Cleaner ……………. Oil bath
Fuel Tank Capacity, gal (L) ……………. 12.0 (45.4)
Oil Capacity, qts (L) ……………. 4.0 (3.8)
Coolant Capacity, qts (L) ……………. 8.0 (7.6)
Electrical System Rating, Volts ……………. 6
Allis Chalmers D10 Power Take-Off
PTO Operational Type ……………. Transmission
PTO Horsepower, hp (kW) ……………. 30.0 (22.4)
PTO Speed, rpm ……………. 540
Transmission Configuration
Transmission Type ……………. Sliding gear
Gearbox Type ……………. 4F/1R, partial powershift
Number of Forward Gears ……………. 4
Number of Reverse Gears ……………. 1
Clutch Type ……………. Dry disc
Maximum Forward Speed, mph (kph) ……………. 10.7 (17.2)
Maximum Reverse Speed, mph (kph) ……………. 3.3 (5.3)
AC D10 Wheels and Tires
Drive Wheels ……………. 2WD 4×2
Steering Configuration ……………. Front steer
Steering System ……………. Manual
Brakes Type ……………. Differential mechanical shoe
Front Tire Size (Std) ……………. 4.00-15
Rear Tire Size (Std) ……………. 9.00-24
Front Tire Size (Opt) ……………. 5.00-15
Rear Tire Size (Opt) ……………. 10.0-24
Front Tread Width, in (mm) ……………. 40-64.7 (1010-1640)
Rear Tread Width, in (mm) ……………. 42-72 (1060-1820)
Allis Chalmers D10 Hydraulic System
Hydraulic System Type ……………. Live
Number of Standard Remote Valves ……………. 1/2
Rear Hitch Type ……………. Snap-Couple
3-Point Hitch Category ……………. 1
Dimensions and Weight
Wheelbase, in (mm) ……………. 78.8 (2000)
Length, in (mm) ……………. 120.5 (3060)
Height (Hood), in (mm) ……………. 52 (1320)
Height (Exhaust), in (mm) ……………. 76 (1930)
Overall Width, in (mm) ……………. 62 (1570)
Ground Clearance, in (mm) ……………. 21 (530)
Weight (Shipping), lb (kg) ……………. 2700 (1225)
Weight (Ballasted), lb (kg) ……………. 4800 (2175)