Allis Chalmers 611 Hydro Technical Data

Allis Chalmers 611 Hydro Engine

Engine Model ................ Briggs and Stratton 252707
Engine Type ................ 4-Cycle, single cylinder L-head, air-cooled gasoline
Number of Cylinders ................ 1
Displacement, cu.in (L) ................ 24.36 (0.399)
Engine Bore, in (mm) ................ 3.44 (87.0)
Engine Stroke, in (mm) ................ 2.63 (67.0)
Maximum Horse Power, hp (kW) ................ 11.0 (8.2)
Rated Engine Speed, rpm ................ 3600
Idle Engine Speed, rpm ................ 1750-3400
Maximum Torque, Nm (ft-lbs) ................ 22.7 (16.8)
Torque Speed, rpm ................ 2400
Fuel System ................ Carburetor
Governor ................ Mechanical (Flyweight)
Air Cleaner ................ Foam
Ignition System ................ Battery
Spark Plug Type ................ Champion CJ-8, Autolite A7N or AC CS-45
Spark Plug Gap, in (mm) ................ 0.030 (0.76)
Breaker Point Gap, in (mm) ................ 0.020 (0.50)
Valve Clearance (Intake), in (mm) ................ 0.005-0.007 (0.13-0.18)
Valve Clearance (Exhaust), in (mm) ................ 0.009-0.011 (0.23-0.28)
Fuel Tank Capacity, gal (L) ................ 2.2 (8.3)
Oil Capacity, qt (L) ................ 1.5 (1.4)

Electrical System

Electrical System Rating, Volts ................ 12
Electrical Ground ................ Negative
Starter Type ................ Electric
Battery Voltage, Volts ................ 12

AC 611 Hydro Power Take-Off

Front PTO Operational Type ................ Independent
Front PTO Clutch ................ Mechanical
Front PTO Speed, rpm ................ 3600

Transmission Configuration

Transmission Type ................ Belt-driven hydrostatic
Number of Forward/Reverse Gears ................ Infinite
Pump Type ................ Variable displacement, reversible piston pump
Motor Type ................ Fixed displacement piston motor
Oil Capacity, qt (L) ................ 0.72 (0.70)
Maximum Forward Speed, mph (kph) ................ 5.3 (8.4)
Maximum Reverse Speed, mph (kph) ................ 3.0 (4.8)

AC 611 Hydro Wheels and Tires

Drive Wheels ................ 2WD 4x2
Steering Configuration ................ Front steer
Steering System ................ Manual
Brakes Type ................ Disc
Front Tire Size ................ 13-6.0x6
Rear Tire Size ................ 18-8.5x8

Dimensions and Weight

Wheelbase, in (mm) ................ 45.5 (1150)
Length, in (mm) ................ 65.3 (1650)
Height (Steering Wheel), in (mm) ................ 39 (990)
Height (Hood), in (mm) ................ 33.5 (850)
Overall Width, in (mm) ................ 33.3 (845)
Ground Clearance, in (mm) ................ 5.5 (130)
Weight, lb (kg) ................ 550 (250)

Allis Chalmers 611 Hydro Attachments

36-in Mower Deck

Mower Deck Type ................ Mid-mount, left-discharge
Number of Blades ................ 3
Cutting Width, in (mm) ................ 36 (910)
Cutting Height, in (mm) ................ 1.3-3.2 (30-70)
Overall Width, in (mm) ................ 46 (1160)
Lift System ................ Manual
Weight, lb (kg) ................ 81 (36)

36-in Snow Blower

Snowblower Type ................ Front-mount, single-stage
Clearing Width, in (mm) ................ 36 (810)
Total Width, in (mm) ................ 37.5 (950)
Clearing Height, in (mm) ................ 19 (480)
Drive Type ................ Belt
Lift System ................ Manual
Weight, lb (kg) ................ 145 (65)

42-in Front Blade

Blade Type ................ Front-mount
Width, in (mm) ................ 42 (1060)
Height, in (mm) ................ 15.8 (400)
Lift System ................ Manual
Angle ................ Manual
Weight, lb (kg) ................ 70 (31)