Allis-Chalmers 818GT Specs ( 1979-1981 )
Overview
The Allis-Chalmers 818GT is a gasoline-powered garden tractor manufactured in Port Washington, Wisconsin, between 1979 and 1981. This 18 hp farm tractor features a two-wheel-drive configuration with a belt-driven 3-speed gear transmission and an open operator station.
Ideal Applications
Powertrain and Electrical Systems:
Equipped with a 693 cc Briggs & Stratton horizontally-opposed 2-cylinder engine and a 12-volt electrical system with a 3-amp charging circuit.
Transmission and Mechanical Layout:
The mechanical design includes a 3-speed gear transmission with one reverse gear, manual steering, and mechanical band brakes.
Attachment and PTO Configuration:
Configured with an independent mid-mount PTO using a mechanical idler pulley clutch to support mower decks ranging from 36 to 48 inches, a snowblower, or a blade.
Production
| Description | Garden tractor / Built in Port Washington, Wisconsin, USA |
|---|---|
| Manufacturer | Allis Chalmers |
Engine
| Description | Image courtesy of Kyle Taylor |
|---|---|
| Fuel tank | 2.2 gal (8.3 L) |
| Bore/Stroke | 3.44x2.28 inches (87 x 58 mm) |
| Description | Briggs & Stratton 421707 / gasoline / 2-cylinder / air-cooled vertical-shaft horizontally-opposed |
| Displacement | 693 cc (42.33 ci) |
| Power (gross) | 18 hp (13.4 kW) |
| Starter | electric |
| Starter volts | 12 |
Transmission
| Gears | 3 forward and 1 reverse |
|---|---|
| Transmission type | 3-speed gear |
| Type | belt-driven gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering / Mechanical band brakes |
| Drive type | Two-wheel drive |
PTO
| Clutch | mechanical idler pulley |
|---|---|
| Mid PTO | independent |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 3 |
| Ground | negative |
Dimensions & Tires
| Lawn/turf front | 15x6.00-6 |
|---|---|
| Lawn/turf rear | 20x10.00-10 |
| Height (hood) | 34.5 inches (87 cm) |
| Height (steering wheel) | 40 inches (101 cm) |
| Length | 66.5 inches (168 cm) |
| Weight | 430 lbs (195 kg) |
| Wheelbase | 48.2 inches (122 cm) |
| Width | 35.5 inches (90 cm) |
| Front tire | 15x6.00-6 |
| Rear tire | 20x10.00-10 |
| Weight | 430 lbs (195 kg) |
| Wheelbase | 48.2 inches (122 cm) |
Allis Chalmers 818GT attachments
| Description | 36" mid-mount mower deck / 42" mid-mount mower deck / 48" mid-mount mower deck / snowblower / blade |
|---|