Allis Chalmers 185

The Allis Chalmers 185 is a tractor produced by Allis Chalmers. It is equipped with a 301 ci 4.9 L engine. The rated power output is 74.87 hp 55.8 kW. Transmission: Allis-Chalmers Power Director. Operating weight: 6710 lbs 3043 kg.

Overview

	1970 - 1981 Row-Crop tractor
1970 - 1981
Row-Crop tractor

Production
Manufacturer	Allis Chalmers
Row-Crop tractor
Total built	14,961
Original price	$18,891
The Allis-Chalmers 185 was one of the "Crop Hustler" models, designed to pull at higher speeds to cover more acres per hour.

Allis Chalmers 185 Engine
Allis-Chalmers 4.9L 6-cyl diesel
Engine details ...

Allis Chalmers 185 Transmission
8-speed partial power shift
Transmission details ...

Allis Chalmers 185 Power
Drawbar (tested)	63.82 hp 47.6 kW
PTO (tested)	74.87 hp 55.8 kW
Performance test details ...

Mechanical
Two-wheel drive
Power steering
Differential mechanical band and disc brakes
Open operator station. Optional two-post ROPS and canopy.

Capacity
Fuel	24.6 gal 93.1 L
Hydraulic system	6.5 gal 24.6 L

Hydraulics
Type	open center
Capacity	6.5 gal 24.6 L
Valves	2
Total flow	20 gpm 75.7 lpm

Tractor hitch
Rear Type	II

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

Dimensions & Tires
Wheelbase	99.2 inches 251 cm
Weight	6710 lbs 3043 kg
Front tire	7.50-16
Rear tire	16.9-28
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	55

References
Loaders - picking up where the others leave off published in 1979, by Allis Chalmers
185 Crop Hustler Tractor published in 1971, by Allis Chalmers
185 - Diesel Tractor published in 1976, by Allis Chalmers
185 - Diesel Tractor published in 1977, by Allis Chalmers

Engine

Engine Detail — 301 ci / 4.9 L Diesel

Manufacturer	Allis-Chalmers
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	301 ci 4.9 L
Bore/Stroke	3.875x4.25 inches 98 x 108 mm
Compression	16.25:1
Rated RPM	2200
Firing order	1-5-3-6-2-4
Starter volts	12
Oil capacity	11 qts 10.4 L
Coolant capacity	17 qts 16.1 L

Allis Chalmers 185 Engine

Transmission

Transmission — Allis-Chalmers Power Director

Transmission	Allis-Chalmers Power Director
Type	partial power shift
Gears	8 forward and 2 reverse
Oil capacity	27 qts 25.6 L
With 18.4-28 rear tires.

Dimensions

Allis Chalmers 185 Tires
Ag front	7.50-16
Ag rear	16.9-28
Ag front	6.50-16
	7.50-20
	9.5L-15
	10.00-16
Ag rear	13.6-38
	15.5-38
	18.4-28
	18.4-30

Dimensions
Wheelbase	99.2 inches 251 cm
Length	158 inches 401 cm
Width	76.5 inches 194 cm
Clearance (front axle)	20.5 inches 52 cm
Clearance (rear axle)	32.9 inches 83 cm
Front tread	53 to 77 inches 134 to 195 cm
Rear tread	58 to 93 inches 147 to 236 cm

Allis Chalmers 185 Weight
Operating	6710 lbs 3043 kg
Ballasted	8700 lbs (factory listed) 3946 kg
	9400 lbs (Nebraska test) 4263 kg

Allis Chalmers 185 Height
Steering wheel	76.6 inches 194 cm
Hood	61.4 inches 155 cm
Exhaust	95.6 inches 242 cm

Tests

Nebraska Tractor Test 1044
Diesel 8-speed 2WD May 26 - June 3, 1970 Link: Nebraska Tractor Test 1044 file
PTO performance
Power at rated engine speed	74.87 hp 55.8 kW
Fuel use	5.3 gal/hour 20.1 l/hour
Power at rated PTO speed	70.72 hp 52.7 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Drawbar performance
Max power	63.82 hp 47.6 kW
Fuel use	5.3 gal/hour 20.1 l/hour
Gear 2-Hi used for power test.
Max pull	7,568 lbs 3432 kg
Gear 1-Hi used for pull test.

Photos

Allis-Chalmers 185, left side.

Allis-Chalmers 185 with harrow, right side.