Allis Chalmers

Allis Chalmers WD45

The Allis Chalmers WD45 was produced from 1953 to 1957 as a row-crop tractor built in West Allis, Wisconsin, USA. It was the first Allis-Chalmers tractor available with power steering and became one of the most important tractors built by the manufacturer. The diesel engine option was introduced after Allis-Chalmers acquired Buda and installed the 6BD-230 engine. At the time, the WD45 was the most powerful tractor for its size.

Power48 hp[B]

Founded1953 - 1957

ModelWD45

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Technical Specifications

Detailed specifications and technical data for Allis Chalmers WD45

Power

Plows	4
Belt (tested)	44.13 hp (32.9 kW)
Drawbar (tested)	39.50 hp (29.5 kW)

Engine

Diesel engine	6-cylinder liquid-cooled vertical I-head
Diesel torque	259 lb-ft (351.2 Nm)
LP gas engine	4-cylinder liquid-cooled vertical I-head
LP gas torque	276 lb-ft (374.3 Nm)
Engine options	Allis-Chalmers 3.7L 4-cyl gasoline, Allis-Chalmers 3.7L 4-cyl tractor fuel, Allis-Chalmers 3.7L 4-cyl LP gas, Allis-Chalmers 3.8L 6-cyl diesel
Gasoline engine	4-cylinder liquid-cooled vertical I-head
Gasoline torque	288 lb-ft (390.5 Nm)
Diesel rated RPM	1625
LP gas rated RPM	1400
Diesel torque RPM	1169
LP gas torque RPM	1250
Diesel air cleaner	oil bath
Diesel bore/stroke	3.4375x4.125 inches (87 x 105 mm)
Diesel compression	15.5:1
Gasoline point gap	0.020 inches (0.508 mm)
Gasoline rated RPM	1400
LP gas bore/stroke	4.00x4.50 inches (102 x 114 mm)
LP gas compression	7.2:1
Diesel availability	Available after October of 1954
Diesel displacement	230 ci (3.8 L)
Diesel firing order	1-5-3-6-2-4
Engine oil capacity	7 qts (6.6 L)
Gasoline torque RPM	867
LP gas displacement	226 ci (3.7 L)
LP gas firing order	1-2-4-3
Tractor fuel engine	4-cylinder liquid-cooled vertical I-head
Diesel starter volts	12
Gasoline bore/stroke	4.00x4.50 inches (102 x 114 mm)
Gasoline compression	6.45:1
LP gas starter volts	6
Gasoline displacement	226 ci (3.7 L)
Gasoline firing order	1-2-4-3
Gasoline sparkplug gap	0.030 inches (0.762 mm)
Gasoline starter volts	6
Tractor fuel point gap	0.020 inches (0.508 mm)
Tractor fuel rated RPM	1400
Diesel coolant capacity	17 qts (16.1 L)
Tractor fuel bore/stroke	4.00x4.50 inches (102 x 114 mm)
Tractor fuel compression	4.75:1
Tractor fuel displacement	226 ci (3.7 L)
Tractor fuel firing order	1-2-4-3
Tractor fuel sparkplug gap	0.030 inches (0.762 mm)
Tractor fuel starter volts	6
Diesel intake valve clearance	0.010 inches Hot (0.254 mm)
Diesel exhaust valve clearance	0.019 inches Hot (0.483 mm)
Gasoline intake valve clearance	0.012 inches Hot (0.305 mm)
Gasoline exhaust valve clearance	0.012 inches Hot (0.305 mm)
Tractor fuel intake valve clearance	0.012 inches Hot (0.305 mm)
Tractor fuel exhaust valve clearance	0.012 inches Hot (0.305 mm)

Capacity

Fuel	15 gal (56.8 L)
Hydraulic system	1.5 gal (5.7 L)

Electrical

Ground	positive
Battery AH	115
Battery volts	6
Gas Batteries	1
Diesel Batteries	2

Hydraulics

Capacity	1.5 gal (5.7 L)
Oil type	SAE20W (45°F [7°C]↑), SAE10W (45°F [7°C]↓)

Mechanical

Drive	Two-wheel drive
Brakes	Mechanical band brakes
Steering	mechanical, power (Power steering became available in 1956)
Operator station	Open operator station. Optional Allis-Chalmers Half Cab with windshield and vinyl sides.

Production

Type	Row-Crop tractor
Notes	The WD45 was the first Allis-Chalmers tractor available with power steering. The diesel engine became available after Allis-Chalmers acquired Buda, and put the 6BD-230 engine in the tractor. The WD45 is considered by many to be one of the most important tractors built by Allis-Chalmers. At the time, it was the most powerful tractor for its size.
Built in	West Allis, Wisconsin, USA
Total built	90,382 (total)
Diesel built	6,509 (diesel)
Gasoline built	83,536 (gasoline)
Original price	$2,400 in 1956
Years produced	1953 - 1957

Belt Pulley

RPM	1458
Width	6.5 inches (16 cm)
Diameter	9 inches (22 cm)

Transmission

Type	sliding gear
Gears	4 forward and 1 reverse
Clutch	178mm wet disc
Oil type	SAE 80EP
Oil capacity	17 qts (16.1 L)

Tractor hitch

Type	Snap-Coupler

Dimensions & Tires

Length	128 inches (325 cm)
Rear tire	12-28, 13-28
Wheelbase	88 inches (223 cm)
Front tire	5.50-16
Gas Weight	3995 lbs (1812 kg)
Rear tread	55.6 to 90.1 inches (141 to 228 cm)
Diesel Weight	4285 lbs (1943 kg)
Ground clearance	29 inches (73 cm)
Height (exhaust)	81.5 inches (207 cm)
Height (steering wheel)	68 inches (172 cm)