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Specifications:  AC Model 718H Tractor


Kohler, Model K361S





4 cycle, single cylinder, air cooled


Engine crank case

2 quarts




Fuel tank

3 gallons

Bore and Stroke

3.75” X 3.25”


Hydrostatic Transmission

3 to 3-1/2 quarts Allis Chalmers Power Fluid 401 (Dextron)


35.89 cubic inches


Bevel Gear Housing

Fill to end of dipstick SAE 90


3600 RPM at Rated Horsepower


Crankshaft Balanced - 1-1/4" Diameter with 1/4" Keyway   Dimensions  
Starter Gear Driven Electric Starter Height @ Steering Wheel 39.25"


Mechanical flyweight with external adjustment


Height @ Instrument Panel 35.5"

Electrical System


Split Circuit Alternator


Width Overall 37.5"

Ignition System

Battery Ignition with Breaker Points

  Length Overall



Allis Chalmers, 45 AMP Hour


Wheel Tread - Front


Air Cleaner


Replaceable Dry Element


Wheel Tread - Rear


Ground Drive Clearance - Front Axle 8.0"
Clutch Foot Operated V-Belt Clutch Between Engine and Transmission   Wheel Base 48.1"


Hydrostatic Drive with Variable Displacement Axial Piston Pump and Fixed Displacement, Reversible Axial Piston Motor.


Turning Radius

30.5" to inside of rear tire”

Speeds @ 3600 RPM - Forward - Variable up to 7 MPH Reverse - Variable up to 4 MPH      
Continuous range of ground speeds in forward or reverse without clutching or shifting.


Planetary Spur Gear - Controlled Traction


Implement Lift Manual Lift Standard. Electric Lift Available for Field Installation.


Bevel Gear - Spindle Lever Type Linkage - 4.66:1 STEERING GEAR RATIO - 4.14 OVERALL RATIO


Center PTO Mechanical Cone Clutch and Belt Drive to Center and Rear Mounted Implements is Standard.


Drum and Band on Transmission Shaft - Foot Operated; Cam Lever Parking Brake - Hand Operated


Head Lights Standard

Tire Size & Pressure




23-10.50 X 12 (8 PSI)



16-6.50 X 8 (10 PSI)




Source:  AC Operator's Manual, MODELS 710-6 Speed,  712S,  712H,  716-6 Speed, 716H and 718H Lawn & Garden Tractors, Part Number 1664443, February 1978.




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