Allis Chalmers 312
The Allis Chalmers 312 is a garden tractor produced from 1971 to 1973 as part of the 300 Series. It was built in Lexington, South Carolina, USA. The tractor features a 12 hp Kohler 476cc 1-cylinder gasoline engine, with a fuel tank capacity of 2.25 gallons. Transmission options include a 21-speed manual Vari-Shift and a hydrostatic transmission with infinite forward and reverse speeds. It has two-wheel drive with manual steering and an open operator station. The front PTO is independent with a manual clutch and optional electric clutch. Dimensions include a 48.1 inch wheelbase, 74 inch length, and weight ranging from 804 to 845 pounds depending on the transmission. Tires are sized 16-6.50x8 front and 23-10.50x12 rear. Electrical system features a 12 volt battery with a 15 amp alternator. Attachments include 42 and 48 inch mid-mount mower decks with manual or optional electric lift. The serial number plate is located on the left side of the tractor near the dashboard.
Power12 hp
Founded42/48" deck
Model312
Technical Specifications
Detailed specifications and technical data for Allis Chalmers 312
Engine
| Type | Kohler 476cc 1-cyl gasoline |
|---|---|
| Power | 12 hp |
| Fuel tank | 2.25 gal (8.5 L) |
| Rated RPM | 3600 |
| Bore/Stroke | 3.38x3.25 inches (86 x 83 mm) |
| Displacement | 476 cc (29.07 ci) |
| Oil capacity | 2 qts (1.9 L) |
| Starter volts | 12 |
| Oil change interval | 25 h |
Overview
| Notes | The Allis-Chalmers 312 can be referenced in the Simplicity catalog by codes 1600046, 1600047 (electric pto/lift), and 1600048 (hydrostatic). |
|---|---|
| Series | 300 Series |
| Built in | Lexington, South Carolina, USA |
| Category | Garden tractor |
| Production years | 1971 - 1973 |
Variants
| 312 | manual lift/PTO |
|---|---|
| 312D | electric lift/PTO |
| 312H | hydrostatic |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
| Charging amps | 15 |
| Charging system | alternator |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Steering | manual |
| Operator station | Open operator station |
Attachments
| Notes | Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. |
|---|---|
| 42" mid-mount mower deck | 42 inches (106 cm), 3-blade, manual lift, electric lift (optional) |
| 48" mid-mount mower deck | 48 inches (121 cm), 3-blade, manual lift, electric lift (optional) |
Transmission
| Options | 21-speed, hydrostatic |
|---|---|
| Manual transmission | TypeVari-Shift Gears21 forward and 7 reverse |
| Hydrostatic transmission | Typehydrostatic Gearsinfinite forward and reverse |
Dimensions & Tires
| Width | 38.5 inches (97 cm) |
|---|---|
| Length | 74 inches (187 cm) |
| Weight | 804 lbs (364 kg), 845 lbs (383 kg) hydrostatic |
| Rear tire | 23-10.50x12 |
| Wheelbase | 48.1 inches (122 cm) |
| Front tire | 16-6.50x8 |
| Rear tread | 30.7 inches (77 cm) |
| Front tread | 28 inches (71 cm) |
| Clearance (drawbar) | 7.5 inches (19 cm) |
| Clearance (rear axle) | 6 inches (15 cm) |
| Clearance (front axle) | 8 inches (20 cm) |
| Height (steering wheel) | 43 inches (109 cm) |
Power Take-off (PTO)
| Clutch | manual |
|---|---|
| Front PTO | independent |
| Front PTO Type | 3600 |
| Optional clutch | electric (optional) |
Serial Number Location
| Location | Serial number plate on the left side of the tractor, to the side of the dashboard. |
|---|
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