Allis Chalmers D14

The Allis Chalmers D14 is a tractor produced by Allis Chalmers. It is equipped with a 149 ci 2.4 L engine. The rated power output is 31.86 hp 23.8 kW. Transmission: Power-Director. Operating weight: 3500 lbs 1587 kg.

Overview

	1957 - 1960 D SeriesRow-Crop tractor
1957 - 1960
D Series
Row-Crop tractor

Production
Manufacturer	Allis Chalmers
Row-Crop tractor
Built in West Allis, Wisconsin, USA
Total built	23,050
Original price was $2,900 in 1960

Allis Chalmers D14 Power
Drawbar (claimed)	31 hp 23.1 kW
Belt (claimed)	34 hp 25.4 kW
Plows	3
Drawbar (tested)	30.91 hp 23.0 kW
Belt (tested)	34.08 hp 25.4 kW
Performance test details ...

Mechanical
Two-wheel drive
Manual steering
Mechanical expanding shoe brakes
Open operator station.

Tractor hitch
Type	Allis Snap Coupler

Power Take-off (PTO)
Rear PTO	live *Hand clutch
Rear PTO Type	540

Dimensions & Tires
Wheelbase	85.75 inches 217 cm
Weight	3500 lbs 1587 kg
Front tire	5.50-16
Rear tire	12.00-26
Full dimensions and tires ...

Electrical
Ground	positive
Battery volts	6

References
50 choices that tailor tractor power to your needs published in 1960, by Allis Chalmers
Presenting Dynamic D14 published in 1957, by Allis Chalmers

Engine

Engine options
Allis-Chalmers 2.4L 4-cyl gasoline
Allis-Chalmers 2.4L 4-cyl LP gas

Engine Detail — 149 ci / 2.4 L Gasoline

Manufacturer	Allis-Chalmers
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled vertical I-head
Displacement	149 ci 2.4 L
Bore/Stroke	3.50x3.875 inches 89 x 98 mm
Fuel system	carburetor
Air cleaner	oil bath
Compression	7.5:1
Rated RPM	1650
Firing order	1-2-4-3
Starter volts	6
Coolant capacity	9 qts 8.5 L
Sparkplug gap	0.025 inches 0.635 mm
Point gap	0.022 inches 0.559 mm
Intake valve clearance	0.009 inches*Hot 0.229 mm
Exhaust valve clearance	0.015 inches*Hot 0.381 mm

Engine Detail — 149 ci / 2.4 L LP Gas

Manufacturer	Allis-Chalmers
Fuel Type	LP gas
Configuration	4-cylinder, liquid-cooled vertical I-head
Displacement	149 ci 2.4 L
Bore/Stroke	3.50x3.875 inches 89 x 98 mm
Fuel system	carburetor
Air cleaner	oil bath
Compression	8.5:1
Rated RPM	1650
Firing order	1-2-4-3
Starter volts	6

Transmission

Transmission options
4-speed sliding gear
8-speed

Transmission — 4 forward and 1 reverse sliding gear

Type	sliding gear
Gears	4 forward and 1 reverse

Transmission — Power-Director

Transmission	Power-Director
Gears	8 forward and 2 reverse
The Power-Director hand clutch allows a shift on the move between high and low ranges for each gear.

Dimensions

Allis Chalmers D14 Tires
Ag front	5.50-16
Ag rear	12.00-26

Dimensions
Wheelbase	85.75 inches 217 cm
Length	129 inches 327 cm
Height (hood)	55.9 inches 141 cm
Height (exhaust)	79.56 inches 202 cm
Operating weight	3500 lbs 1587 kg
Ballasted weight	7000 lbs 3175 kg
Ground clearance	25 inches 63 cm
Front tread	8.8/15.5 inches 22/39 cm*Tricycle
Rear tread	54 to 80 inches 137 to 203 cm

Tests

Tractor Tests
NTTL 623: gasoline 8-speed 2WD
NTTL 645: LP gas 8-speed 2WD

Nebraska Tractor Test 623
Gasoline 8-speed 2WD June 1 - 7, 1957 Link: Nebraska Tractor Test 623 file
Belt power (max)	34.08 hp 25.4 kW
Belt fuel use (max)	3.0 gal/hour 11.4 l/hour
Drawbar performance
Max power	30.91 hp 23.0 kW
Gear 3 used for power test.
Max pull	4,847 lbs 2198 kg
Gear 1D used for pull test.

Nebraska Tractor Test 645
LP gas 8-speed 2WD April 1 - 12, 1958 Link: Nebraska Tractor Test 645 file
Belt power (max)	31.86 hp 23.8 kW
Belt fuel use (max)	3.7 gal/hour 14.0 l/hour
Drawbar performance
Max power	28.67 hp 21.4 kW
Gear 3D used for power test.
Max pull	5,023 lbs 2278 kg
Gear 1D used for pull test.

Photos

Allis-Chalmers D14 with tricycle front end.

Allis-Chalmers D14 with tricycle front end.

Allis-Chalmers D14 with tricycle front end.

Allis-Chalmers D14 operator station and controls.

Allis-Chalmers D14 with wide front end.