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Allis Chalmers 312

The Allis Chalmers 312 is a tractor produced by Allis Chalmers Lawn Tractors. It is equipped with a 476 cc 29.07 ci engine. The listed engine power is Gasoline (listed): 12 hp / 8.9 kW. Transmission: Vari-Shift. Operating weight: 804 lbs 364 kg.

Engine Power
Gasoline (listed): 12 hp / 8.9 kW
Fuel & Capacities
2.25 gal 8.5 L
Transmission
Vari-Shift
Operating Weight
804 lbs 364 kg

Overview

Allis Chalmers 312 tractor photo
1971 - 1973 300 SeriesGarden tractor 300 Series Garden tractor
Production
Manufacturer
Allis Chalmers
Garden tractor
Built in Lexington, South Carolina, USA
The Allis-Chalmers 312 can be referenced in the Simplicity catalog by codes 1600046, 1600047 (electric pto/lift), and 1600048 (hydrostatic).
Variants
312
manual lift/PTO
312D
electric lift/PTO
312H
hydrostatic
Allis Chalmers 312 Engine
12HP Kohler 476cc 1-cyl gasoline
Fuel tank
2.25 gal 8.5 L
Engine details ...
Mechanical
Two-wheel drive
Steering
manual
Open operator station.
Power Take-off (PTO)
Front PTO
independent
Clutch
manual
electric (optional)
Front PTO Type
3600
Dimensions & Tires
Wheelbase
48.1 inches 122 cm
Weight
804 to 845 pounds
Front tire
16-6.50x8
Rear tire
23-10.50x12
Full dimensions and tires ...
Electrical
Ground
negative
Charging system
alternator
Charging amps
15
Battery volts
12
References
312 references literature
Operator's Manual 300 Series Tractor (TP-1503) published in 1972

Engine

Engine Detail — 476 cc / 29.07 ci Gasoline

Manufacturer
Kohler
Fuel Type
Gasoline
Configuration
1-cylinder, air-cooled
Displacement
476 cc 29.07 ci
Bore/Stroke
3.38x3.25 inches 86 x 83 mm
Power
12 hp 8.9 kW
Rated RPM
3600
Starter volts
12
Oil capacity
2 qts 1.9 L
Oil change
25 h

Transmission

Transmission options
21-speed
hydrostatic

Transmission — Vari-Shift

Transmission
Vari-Shift
Gears
21 forward and 7 reverse
312 Vari-Shift speeds

Transmission — infinite forward and reverse hydrostatic

Type
hydrostatic
Gears
infinite forward and reverse

Dimensions

Allis Chalmers 312 Tires
Lawn/turf front
16-6.50x8
Lawn/turf rear
23-10.50x12
Dimensions
Wheelbase
48.1 inches 122 cm
Length
74 inches 187 cm
Width
38.5 inches 97 cm
Height (steering wheel)
43 inches 109 cm
Weight
804 lbs 364 kg
845 lbs (hydro) 383 kg
Clearance (front axle)
8 inches 20 cm
Clearance (rear axle)
6 inches 15 cm
Clearance (drawbar)
7.5 inches 19 cm
Front tread
28 inches 71 cm
Rear tread
30.7 inches 77 cm

Attachments

Attachment overview
42" mid-mount mower deck
48" mid-mount mower deck
Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments.

Photos

1971 Allis-Chalmers model 312H.

1971 Allis-Chalmers model 312H.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Allis Chalmers Lawn Tractors Allis Chalmers 312.

Estimated Continuous Field Runtime: 3.7 hrs

Approximately 3.7 hours of continuous field operation at ~75% rated power on a full tank (2.3 gal / 8.5 L).

Estimated 75% Load Fuel Burn~0.6 gal/hr (2.4 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

Allis Chalmers Lawn Tractors Allis Chalmers 312 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Allis Chalmers Lawn Tractors Allis Chalmers 312.

Converted Equivalents:

Horsepower (HP)12 hp
Kilowatts (kW)8.9 kW
Metric Horsepower (PS / CV)12.2 PS

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