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Years in Production / 1914–1917
Waterloo Boy
R
Explore the specifications, hardware, and original references for the Waterloo Boy R.
27hp
Engine estimate · from belt
2WD Only
Drive
1914–1917
Production years
Waterloo Boy
Manufacturer
R / 01
At a glance
Production
Standard-tread tractor
Built in Waterloo, Iowa, USA
Original price was $850 in 1917
There are thirteen recorded variations of the Waterloo Boy model R (not including the California Specials) designated by a letter suffix, from RA to RM. Round-spoke rear wheels were replaced with flat-spoke on the RG, serial number 1511. The fuel tank changed from vertical to horizontal at serial number 4089 (RJ).
- Manufacturer
- Waterloo Boy
- Total Built
- 9,310
Mechanical
Two-wheel drive
Manual brakes
Open operator station with steel pan seat
- Steering
- manual chain and capstan
Serial Numbers
FAQ: How to read a serial number table.
- 1914
- 1026
- 1915
- 1401
- 1916
- 3556
- 1917
- 6982
- Final
- 11020
R / 02
Under the hood
Engine Detail (Option 1)
Waterloo Gasoline Engine Company
kerosene
2-cylinder
liquid-cooled
Original engine, used until 1915, Waterloo Boy R serial number 1114 (RA to RD). This horizontal engine design was the basis for John Deere two-cylinder tractor engines used for the following forty-six years.
- Displacement
- 330 ci5.4 L
- Bore Stroke
- 5.50x7.00 inches140 x 178 mm
- Compression Ratio
- 3.91:1
- Rated Rpm
- 700
- Firing Order
- 1-2
- Starter Type
- hand-crank
- Fuel Type
- kerosene
- Cylinders
- 2
- Cooling
- liquid-cooled
Engine Detail (Option 2)
Waterloo Gasoline Engine Company
kerosene
2-cylinder
liquid-cooled
The six-inch bore engine was used on the Waterloo Boy R from 1915 until 1917 (RE to RK), serial number 6728. A detachable cylinder head was introduced at serial number 1610 (RH).
- Displacement
- 396 ci6.5 L
- Bore Stroke
- 6.00x7.00 inches152 x 178 mm
- Compression Ratio
- 3.91:1
- Rated Rpm
- 750
- Firing Order
- 1-2
- Starter Type
- hand-crank
- Fuel Type
- kerosene
- Cylinders
- 2
- Cooling
- liquid-cooled
Engine Detail (Option 3)
Waterloo Gasoline Engine Company
kerosene
2-cylinder
liquid-cooled
The final Waterloo Boy model R engine, used from 1917 to the end of production (RM). This engine size continued to be used in the Waterloo Boy model N and the early John Deere model D.
- Displacement
- 465 ci7.6 L
- Bore Stroke
- 6.50x7.00 inches165 x 178 mm
- Compression Ratio
- 3.91:1
- Rated Rpm
- 750
- Firing Order
- 1-2
- Starter Type
- hand-crank
- Coolant Capacity
- 34 qts32.2 L
- Fuel Type
- kerosene
- Cylinders
- 2
- Cooling
- liquid-cooled
Engine Options
Waterloo Gasoline Engine Company 5.4L 2-cyl kerosene
Waterloo Gasoline Engine Company 6.5L 2-cyl kerosene
Waterloo Gasoline Engine Company 7.6L 2-cyl kerosene
- Fuel Tank
- 20 gal75.7 L
- Aux Fuel
- 1 gal3.8 L
R / 03
Gears & controls
Transmission
Left-hand lever controls forward and reverse gear selection. Foot-operated clutch.
- Transmission Type
- unsynchronized gear
- Gears
- 1 forward and reverse
R / 04
Size. Stance. Footprint.
Dimensions And Tires
- Weight
- 6200 lbs2812 kg
- Front Tire
- 28
- Rear Tire
- 52
Tires And Tracks
- Front Ag
- 28 x 6 steel
- Rear Ag
- 52 x 10 steel
R / 05