Allis Chalmers 712S Technical Specifications

Allis Chalmers 712S Engine

Engine Model ................ Kohler K301
Engine Type ................ 4-Cycle, one cylinder air-cooled gasoline
Number of Cylinders ................ Single
Displacement, cu.in (L) ................ 29.1 (0.476)
Engine Bore, in (mm) ................ 3.37 (85.6)
Engine Stroke, in (mm) ................ 3.25 (82.6)
Maximum Horse Power, hp (kW) ................ 12.0 (9.0)
Rated Engine Speed, rpm ................ 3600
Fuel System ................ Carburetor
Carburetor Model ................ Kohler/Walbro
Carburetor Type ................ Fixed main jet or adjustable main jet
Lubrication System ................ Splash type
Cooling System ................ Forced-air
Valve Clearance (Intake), in (mm) ................ 0.0079-0.0099 (0.20-0.25)
Valve Clearance (Exhaust), in (mm) ................ 0.0169-0.0189 (0.43-0.48)
Spark Plug Type ................ Champion RH10
Spark Plug Size, in (mm) ................ 0.553 (14.0)
Spark Plug Gap, in (mm) ................ 0.0256 (0.65)
Breaker Point Gap (Nominal), in (mm) ................ 0.020 (0.50)
Fuel Tank Capacity, gal (L) ................ 3.0 (11.4)
Oil Capacity, qt (L) ................ 2.02 (1.90)

Electrical System

Electrical System Rating, Volts ................ 12
Electrical Ground ................ Negative
Charging System ................ Flywheel alternator
Alternator Rating, Amps ................ 15
Starter Type ................ Electric
Number of Batteries ................ 1
Battery Voltage, Volts ................ 12
Battery Rating, Ah ................ 45

AC 712S Power Take-Off

Mid PTO Operational Type ................ Independent
Mid PTO Clutch ................ Manual
Mid PTO Speed, rpm ................ 3600

Transmission Configuration

Transmission Type ................ Belt-driven shuttle
Gearbox Type ................ 4F/4R, Four speed
Number of Forward Gears ................ 4
Number of Reverse Gears ................ 4
Oil Capacity, qt (L) ................ 1.5 (1.4)
Maximum Forward Speed, mph (kph) ................ 5.1 (8.2)
Maximum Reverse Speed, mph (kph) ................ 5.1 (8.2)

AC 712S Wheels and Tires

Drive Wheels ................ 2WD 4x2
Steering Configuration ................ Front steer
Steering System ................ Manual
Brakes Type ................ Drum
Front Tire Size ................ 16-6.50x8
Rear Tire Size ................ 23-8.50x12
Rear Tire Size ................ 23-10.5x12
Front Tread Width, in (mm) ................ 30.0 (760)
Rear Tread Width, in (mm) ................ 27.0 (680)

Dimensions and Weight

Wheelbase, in (mm) ................ 48.1 (1220)
Length, in (mm) ................ 67 (1700)
Height, in (mm) ................ 39.3 (990)
Overall Width, in (mm) ................ 37.5 (870)
Ground Clearance, in (mm) ................ 8 (200)
Weight, lb (kg) ................ 785 (355)

Allis Chalmers 712S Attachments

42 inch Mower Deck

Mower Deck Type ................ Mid-mount
Number of Blades ................ 3
Cutting Width, in (mm) ................ 42 (1060)
Cutting Height, in (mm) ................ 1.0-4.0 (25-101)
Lift System ................ Manual or electric

48 inch Mower Deck

Mower Deck Type ................ Mid-mount
Number of Blades ................ 3
Cutting Width, in (mm) ................ 48 (1210)
Cutting Height, in (mm) ................ 1.0-4.0 (25-101)
Lift System ................ Manual or electric

36" Snow Blower

Snowblower Type ................ Front-mount
Clearing Width, in (mm) ................ 36 (910)
Drive Type ................ Belt
Lift System ................ Manual or electric

42" Snow Blower

Snowblower Type ................ Front-mount
Clearing Width, in (mm) ................ 42 (1060)
Drive Type ................ Belt
Lift System ................ Manual or electric

42" Front Blade

Blade Type ................ Front-mount
Width, in (mm) ................ 42 (1060)
Lift System ................ Manual or electric
Angle ................ Manual

46" Front Blade

Blade Type ................ Front-mount
Width, in (mm) ................ 46 (1160)
Lift System ................ Manual or electric
Angle ................ Manual