Allis Chalmers

Allis Chalmers 8070

The Allis Chalmers 8070 is a row-crop tractor produced from 1982 to 1985 by Allis Chalmers in West Allis, Wisconsin, USA. It features a 7.0L 6-cylinder turbocharged intercooled diesel engine producing an estimated 169.3 to 189.7 hp. The tractor offers two transmission options: a 20-speed partial power shift and a 12-speed Allis-Chalmers power shift. It has a wheelbase of 106 inches and weighs between 16,850 lbs (2WD duals) and 17,300 lbs (4WD). The 8070 includes features such as two- or four-wheel drive, electro-hydraulic rear differential lock, hydrostatic power steering, and an Acousta cab with heat and air-conditioning. Fuel capacity is 60 gallons with an optional 25-gallon tank. The tractor's rear hitch is type III/II with a lift capacity of 8,200 lbs at 24 inches. Electrical system includes a 12-volt battery and 100-amp alternator.

Power189 hp[P]

Founded1982 - 1985

Model8070

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Technical Specifications

Detailed specifications and technical data for Allis Chalmers 8070

Power

PTO (tested)	170.72 hp (127.3 kW)
Drawbar (tested)	145.36 hp (108.4 kW)

Tires

Ag rear	18.4-38, 20.8-38, 18.4-42, 16.9-38
Ag front	10.00-16 (2WD), 13.6-28 (4WD), 11.00-16 (2WD), 14L-16 (2WD), 18.4-16 (2WD), 14.9-28 (4WD), 14.9-24 (4WD)

Engine

Type	turbocharged intercooled diesel
Model	Allis Chalmers 670I
Cooling	liquid-cooled inline
Cylinders	6-cylinder
Rated RPM	2400
Air cleaner	dry
Bore/Stroke	4.25x5.00 inches (108 x 127 mm)
Compression	15.5:1
Displacement	426 ci (7.0 L)
Oil capacity	19 qts (18.0 L), 21 qts (3 filter) (19.9 L)
Starter volts	12
Coolant capacity	36 qts (34.1 L)

Height

Cab	116 inches (294 cm)
Hood	70 inches (177 cm)
Exhaust	114 inches (289 cm)

Weight

Ballasted	22,370 lbs (10147 kg)
Operating	16,850 lbs (2WD duals) (7643 kg), 17,300 lbs (4WD) (7847 kg)

Capacity

Fuel	60 gal (227.1 L), 25 gal (optional tank) (94.6 L)
Rear diff.	68.4 qts (64.7 L)

Dimensions

Width	95.5 inches (242 cm), 119.5 inches (long axle) (303 cm)
Length	187 inches (474 cm)
Wheelbase	106 inches (269 cm)
Ground clearance	22 inches (front axle) (55 cm), 29 inches (rear axle) (73 cm)

Electrical

Battery volts	12
Charging amps	100
Charging system	alternator

Hydraulics

Type	closed-center load-sensitive
Valves	2 or 3
Pump flow	22 gpm (83.3 lpm), 13.5 gpm (transmission) (51.1 lpm)
Total flow	45 gpm (170.3 lpm)
Steering flow	9.5 gpm (36.0 lpm)

Mechanical

Cab	Acousta cab standard with heat and air-conditioning. Optional radio and cassette tape player.
Drive	Two- or four-wheel drive
Brakes	Differential hydraulic wet discs brakes
Steering	hydrostatic power
Differential lock	electro-hydraulic rear

Production

Type	Row-Crop tractor
Built in	West Allis, Wisconsin, USA
Total built	2,354
Manufacturer	Allis Chalmers
Original price	$60,337
Production years	1982 - 1985

Transmission

Type	partial power shift
Gears	20 forward and 4 reverse
Description	Five gears (1-5) in two ranges (slow/fast) with a two-speed power shift (low/high) controlled by left-hand lever.
Oil capacity	29.6 qts (28.0 L)
Transmission	Allis-Chalmers Power Director
Alternate type	Allis-Chalmers
Alternate gears	12 forward and 2 reverse
Alternate description	Six power shift gears (1-6) in two ranges (slow/fast). Clutch must be used to shift range. Pressing the clutch pedal half-way automatically downshifts from 5th/6th to 4th gear.
Alternate oil capacity	29.6 qts (28.0 L)
Alternate transmission	Power Shift