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Lawn Tractor · 1971Unverified

Allis Chalmers 312

Name: Allis Chalmers 312
Brand: Allis Chalmers

Allis Chalmers 312 — 300 Series · 12 hp. Reference specifications; pending source verification.

The Allis Chalmers 312 is a lawn tractor model with a rating of approximately 12 hp, falling within the mid-range of its class. It was manufactured from 1971 to 1973. The model is equipped with a 1-cylinder petrol air-cooled engine, coupled with a two-wheel drive system and hydrostatic transmission. Its operating weight is listed as 804 to 845 pounds, and it is suitable for use on areas of up to 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

12 hp

Weight

804 to 845 pounds

Catalogue coverage

Variants represented

Richest spec table

58 rows

Recorded power

12 hp

Recorded weight

364 kg

Transmissions

21-speed

Production years

1971-1973

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerAllis ChalmersReference

Garden tractorReference

Built in Lexington, South Carolina, USAReference

The Allis-Chalmers 312 can be referenced in the Simplicity catalog by codes 1600046, 1600047 (electric pto/lift), and 1600048 (hydrostatic).Reference

Two-wheel driveReference

SteeringmanualReference

Open operator station.Reference

Variants

312manual lift/PTOReference

312Delectric lift/PTOReference

312HhydrostaticReference

Engine

12HP Kohler 476cc 1-cyl gasolineReference

Fuel tank8.5 LReference

KohlerReference

gasolineReference

1-cylinderReference

air-cooledReference

Displacement29.07 ciReference

Bore/Stroke86 x 83 mmReference

Power8.9 kWReference

Rated RPM3600Reference

Starter volts12Reference

Oil capacity1.9 LReference

Oil change25 hReference

Transmission

21-speedReference

hydrostaticReference

TransmissionVari-ShiftReference

Gears21 forward and 7 reverseReference

TypehydrostaticReference

Gearsinfinite forward and reverseReference

PTO & Hydraulics

Front PTOindependentReference

ClutchmanualReference

Clutchelectric (optional)Reference

Front PTO Type3600Reference

Dimensions

Wheelbase122 cmReference

Weight804 to 845 poundsReference

Front tire16-6.50x8Reference

Rear tire23-10.50x12Reference

Lawn/turf front16-6.50x8Reference

Lawn/turf rear23-10.50x12Reference

Length187 cmReference

Width97 cmReference

Height (steering wheel)109 cmReference

Weight364 kgReference

Weight383 kgReference

Clearance (front axle)20 cmReference

Clearance (rear axle)15 cmReference

Clearance (drawbar)19 cmReference

Front tread71 cmReference

Rear tread77 cmReference

Allis Chalmers 312 attachments

42" mid-mount mower deckReference

48" mid-mount mower deckReference

312 Serial Number Location

Serial number plate on the left side of the tractor, to the side of the dashboard.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps15Reference

Battery volts12Reference

Attachment overview

42" mid-mount mower deckReference

48" mid-mount mower deckReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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