Allis Chalmers HD6

Allis Chalmers HD6The Allis Chalmers HD6 is an agricultural crawler manufactured by Allis Chalmers in Springfield, Illinois, USA from 1955 to 1974. The Allis Chalmers HD6 is equipped with a 5.6 L (344.0 cu·in) four-cylinder diesel engine and one of two transmissions: a sliding gear transmission with 5 forward and 1 reverse gears or a power shift transmission with 2 forward and 2 reverse gears.

The Allis Chalmers HD6 agricultural crawler used the Allis-Chalmers engine. It is a 5.6 L, 5,637 cm2, (344.0 cu·in) four-cylinder natural aspirated diesel engine with 113.0 mm (4.45 in) of the cylinder bore and 141.0 mm (5.55 in) of the piston stroke. The compression ratio rating is 15.0:1.

Vailable variants:

  • HD6A – 44-inch gauge
  • HD6B – 60-inch gauge
  • HD6E – 5-roller
  • HD6G loader
  • HD6EP with power shift transmission
  • HD6AG with turbocharged engine (91.3 PS (67.1 KW; 90 HP) at 1800 rpm)

Allis Chalmers HD6 Specifications

General Specifications
Model Allis Chalmers HD6
Length 3,220 mm (126.8 in)
Height 1,670 mm (65.7 in)
Wheel base
Weight 6,080 kg (13,404 lbs)
Fuel tank capacity 140.0 liters (37 US gal.; 30.8 Imp. gal)
Battery Two 12V
Cabin type Open operator station
Engine model Allis-Chalmers
Engine type Four-stroke, liquid-cooled, inline
Cylinders 4
Fuel type Diesel
Displacement 5.6 L, 5,637 cm2, (344.0 cu·in)
Bore and stroke 113.0 mm X 141.0 mm (4.45 in X 5.55 in)
Compression ratio Natural aspirated: 15.0:1
Turbocharged: 16.25:1
Starter Electric
Coolant capacity: 14.2 L (15 US. qt, 12.5 Imp. qt.)
Transmission and chassis
Chassis Crawler
Steering type
Transmission model
Transmission type Sliding gear
Gears 5 forward and 1 reverse
Transmission model
Transmission type Power shift
Gears 2 forward and 2 reverse
Type Tracks