Allis Chalmers 310
Power
10 hp
Production
1971-1973
Transmission
Vari-Shift
Weight
794 lbs [360 kg]
Drive
2WD
From the same series:
Introduction
Allis-Chalmers 310 Garden Tractor
The Allis-Chalmers 310 is a garden tractor produced between 1971 and 1973 in Lexington, South Carolina, USA. Designed for property maintenance and light-duty garden tasks, this two-wheel-drive machine is recognized for its mechanical simplicity and versatility in various lawn care applications.
Engine and Performance
The tractor is powered by an air-cooled engine producing 10 horsepower (7.5 kW). With a displacement of 391 cc (23.9 ci) and a rated speed of 3600 RPM, it provides sufficient power for typical lawn mowing and light utility work. The engine requires a 2-quart (1.9 L) oil capacity and features a 12-volt starter system.
Transmission and Drivetrain
The 310 utilizes a Vari-Shift transmission, which employs a belt-driven variator mechanism. This system offers a unique configuration of 21 forward and 7 reverse gears, controlled by a three-gear setup combined with a seven-position variator. This allows for precise speed adjustment during operation.
PTO and Operator Station
The tractor features an independent front power take-off (PTO) engaged via a manual clutch, with an optional electric engagement available. The operator station is of the open type, utilizing manual steering for direct control of the machine.
Dimensions and Chassis
With a wheelbase of 48.1 inches (122 cm) and a total weight of 794 lbs (360 kg), the tractor is built for stability on residential terrain. It offers ground clearances of 8 inches (20 cm) at the front axle and 6 inches (15 cm) at the rear axle. The machine is typically equipped with turf tires, measuring 4.80-4.00x8 at the front and 23-8.50x12 at the rear, and is compatible with a 42-inch mower deck.
Conclusion
The Allis-Chalmers 310 is a robust, compact utility vehicle well-suited for homeowners and small-scale property maintenance. Its combination of a variator-based transmission and a dedicated mower deck interface makes it a functional tool for classic garden tractor applications.
Production Information of Allis Chalmers, 310
- The Allis-Chalmers 310 can be referenced in the Simplicity catalog by codes 1600044 and 1600045 (electric pto/lift).
- Garden tractor
- Built in Lexington, South Carolina, USA
| Manufacturer | Allis Chalmers |
|---|
Dimension and Tires Information of Allis Chalmers, 310
| Clearance (rear axle) | 6 inches [15 cm] |
|---|---|
| Wheelbase | 48.1 inches [122 cm] |
| Weight | 794 lbs [360 kg] |
| Height (steering wheel) | 43 inches [109 cm] |
| Length | 74 inches [187 cm] |
| Clearance (drawbar) | 7.5 inches [19 cm] |
| Clearance (front axle) | 8 inches [20 cm] |
| Width | 34.5 inches [87 cm] |
| Rear tread | 26 inches [66 cm] |
| Front tread | 29.7 inches [75 cm] |
| Lawn/turf front | 4.80-4.00x8 |
|---|---|
| Lawn/turf rear | 23-8.50x12 |
Engine Specifications of Allis Chalmers, 310
- Air-cooled
| Power | 10 hp [7.5 kW] |
|---|---|
| Displacement | 391 cc [23.9 ci] |
| Oil capacity | 2 qts [1.9 L] |
| Rated RPM | 3600 |
| Bore/Stroke | 3.25x2.88 inches [83 x 73 mm] |
| Oil change | 25 h |
| Starter volts | 12 |
Transmission Information of Allis Chalmers, 310
Transmission variants 1
- Three gears, plus reverse, with seven-position variator.
| Transmission | Vari-Shift |
|---|---|
| Type | Belt-driven variator |
| Gears | 21 forward and 7 reverse |
Transmission variants 2
| 4 | Gear shift |
|---|---|
| 3 | Variator |
| 1 | Throttle |
| 2 | Clutch/brake |
Mechanical Specs of Allis Chalmers, 310
- Two-wheel drive
- Manual steering
- Open operator station.
Power Information of Allis Chalmers, 310
| Front PTO | Independent |
|---|---|
| Front PTO Type | 3600 |
| Clutch | Manual |
| Clutch(optional) | Electric |
Electrical System of Allis Chalmers, 310
| Ground | Negative |
|---|---|
| Battery volts | 12 |
| Charging system | Alternator |
| Charging amps | 15 |
Where it sits
With 10 HP, the Allis Chalmers 310 sits just below 312 (12 HP) in Allis Chalmers's range. Its power puts it in the 64th percentile of 1970s models in our database (1008 machines).
Frequently asked questions
How much horsepower does the Allis Chalmers 310 have?
The Allis Chalmers 310 delivers 10 HP.
What years was the Allis Chalmers 310 produced?
The Allis Chalmers 310 was produced in 1971-1973.
What transmission does the Allis Chalmers 310 use?
The Allis Chalmers 310 uses a Vari-Shift transmission.
How much does the Allis Chalmers 310 weigh?
The Allis Chalmers 310 weighs 794 lbs [360 kg].
Is the Allis Chalmers 310 4WD?
The Allis Chalmers 310 is available in 2WD.