Allis Chalmers 620

Allis Chalmers 620The Allis Chalmers 620 is a 2WD sub-compact utility tractor manufactured by Simplicity for distributor Allis Chalmers from 1973 to 1975. The Allis Chalmers 620 is equipped with a 0.8 L (49.8 cu·in) two-cylinder gasoline engine and a hydrostatic transmission with infinite (3-range) forward and reverse gears.

The Allis Chalmers 620 sub-compact utility tractor used the Onan CCKB engine. It is a 0.8 L, 816 cm2, (49.8 cu·in) two-cylinder natural aspirated gasoline engine with 83.0 mm (3.27 in) of the cylinder bore and 76.0 mm (2.99 in) of the piston stroke. The compression ratio rating is 7.0:1. This engine produced 19.7 PS (14.5 kW; 19.5 HP) at 3,600 rpm of output power.

Allis Chalmers 620 Specifications

General Specifications
Model Allis Chalmers 620
Length 2,100 mm (82.7 in)
Width 1,210 mm (47.6 in)
Height 1,090 mm (42.9 in)
Wheel base
Ground clearance 380 mm (15 in)
Weight 680 kg (1,499 lbs)
Fuel tank capacity 14.5 liters (3.8 US gal.; 3.2 Imp. gal)
Battery 12V
Cabin type Open operator station
Engine
Engine model Onan CCKB
Engine type Four-stroke, air-cooled, inline
Cylinders 2
Fuel type Gasoline
Displacement 0.8 L, 816 cm2, (49.8 cu·in)
Bore and stroke 83.0 mm X 76.0 mm (3.27 in X 2.99 in)
Compression ratio 7.0:1
Horsepower 19.7 PS (14.5 kW; 19.5 HP) at 3,600 rpm
Starter Electric
Oil capacity: 3.3 L (3.5 US. qt, 2.9 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD
Steering type
Brakes
Transmission model
Transmission type Hydrostatic
Gears Infinite (3-range) forward and reverse
Tires
Front tires Ag: 4.00×12
Lawn/turf: 20-8×10
Rear tires Ag: 8×16
Lawn/turf: 29-12.5×15
Three-Point Hitch
Caterogy 0
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Front PTO type
Front PTO speed 2,000 rpm
Rear PTO type
Rear PTO speed 2,000 rpm
Hydraulic system
Hydraulic type
Hydraulic capacity 4.7 L (4.97 US. qt, 4.14 Imp. qt.)
Pressure 500 psi (34.5 bar)
Pump flow 2.25 gpm (8.5 lpm)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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