Allis Chalmers 7050

The Allis Chalmers 7050 is a tractor produced by Allis Chalmers. It is equipped with a 426 ci 7.0 L engine. The rated power output is 156.49 hp 116.7 kW. Transmission: Allis-Chalmers Power Director XX. Operating weight: 14,525 lbs 6588 kg.

Overview

	1973 - 1974 7000 SeriesRow-Crop tractor
1973 - 1974
7000 Series
Row-Crop tractor

Production
Manufacturer	Allis Chalmers
Row-Crop tractor
Built in West Allis, Wisconsin, USA
Total built	2,302
Original price	$19,550

Allis Chalmers 7050 Engine
Allis Chalmers 7.0L 6-cyl diesel
Engine details ...

Allis Chalmers 7050 Transmission
20-speed partial power shift
Transmission details ...

Allis Chalmers 7050 Power
Drawbar (tested)	131.54 hp 98.1 kW
PTO (tested)	156.49 hp 116.7 kW
Performance test details ...

Mechanical
Two-wheel drive
Steering	hydrostatic power
Differential hydraulic wet discs brakes
Cab optional

Hydraulics
Type	open center

Tractor hitch
Rear Type	II,III

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/1000

Dimensions & Tires
Weight	14,525 lbs 6588 kg
Front tire	11.00-16
Rear tire	20.8-38
Full dimensions and tires ...

References
Loaders - picking up where the others leave off published in 1979, by Allis Chalmers
The Orange Age Begins published in 1973, by Allis Chalmers

Engine

Engine Detail — 426 ci / 7.0 L Diesel

Manufacturer	Allis Chalmers
Configuration	turbocharged intercooled diesel, 6-cylinder, liquid-cooled
Displacement	426 ci 7.0 L
Bore/Stroke	4.25x5.00 inches 108 x 127 mm
Air cleaner	dry
Compression	16:1
Rated RPM	2300

Transmission

Transmission — Allis-Chalmers Power Director XX

Transmission	Allis-Chalmers Power Director XX
Type	partial power shift
Gears	20 forward and 4 reverse
The Power Director provides five gears (1-5) in two ranges (slow-fast) with a two-speed power shift (low-high).
With 18.4x38 rear tires.

Dimensions

Allis Chalmers 7050 Tires
Ag front	11.00-16
Ag rear	20.8-38

Dimensions
Length	163 inches 414 cm
Width	95.5 inches 242 cm
Height	116 inches 294 cm
Operating weight	14,525 lbs (duals) 6588 kg
Ballasted weight	19,530 lbs 8858 kg

Tests

Nebraska Tractor Test 1120
Diesel 20-speed 2WD March 14 - 30, 1973 Link: Nebraska Tractor Test 1120 file
PTO performance
Power at rated engine speed	156.49 hp 116.7 kW
Fuel use	9.8 gal/hour 37.1 l/hour
Power at rated PTO speed	156.63 hp 116.8 kW
Fuel use	9.8 gal/hour 37.1 l/hour
Drawbar performance
Max power	131.54 hp 98.1 kW
Fuel use	9.8 gal/hour 37.1 l/hour
Gear 4SL used for power test.
Max pull	16,206 lbs 7351 kg
Gear 2SL used for pull test.

Photos

Allis Chalmers 7050