Allis Chalmers

HD20

Farm tractor · 1951–1954 · 175 hp

The Allis Chalmers HD20 is a farm tractor manufactured from 1951 to 1954. It features a 175 hp engine. The transmission is a torque converter type with 2 forward and 1 reverse.

Engine

Fuel Typeblower diesel
Cylinders6
Coolingliquid-cooled 2-cycle vertical I-head
Displacement660 ci (10.8 L)
Bore5 in (127 mm)
Stroke5.6 in (142 mm)
Compression Ratio18
Power Net175 hp (130.5 kW)
Power Drawbar116.7 hp (87 kW)
Starter Volts24
Coolant Capacity60 qts (56.8 L)
ManufacturerGeneral Motors
Rated1,700 RPM

Transmission

Transmission Typetorque converter
Gears2 forward and 1 reverse
Available Options2-speed torque converter

Dimensions

Length191 in (485 cm)
Height95 in (241 cm)

Weight

Weight41,000 lbs (18,597 kg)

Fuel

Capacity120 gal (454.2 L)

Cab

CabOpen operator station