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J.I. Case R

J.I. Case R tractor
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The J.I. Case R is a standard-tread farm tractor produced from 1936 to 1940 by J.I. Case. It features a Waukesha 2.2L 4-cylinder liquid-cooled gasoline engine, with transmission options of 3-speed or 4-speed gearboxes. The tractor delivers a claimed drawbar power of 14 hp and PTO power of 18 hp, suitable for pulling 2 plows. It has a two-wheel drive with an open operator station and weighs 4150 lbs. The rear PTO operates at 540 RPM. The R model was available in standard tread, row-crop (RC), and orchard (RO) variants.
J.I. Case Rtractorspecificationsenginetransmissionpowerdimensionsvariantsfarm tractor
Power20 hp[P]
Founded1936 - 1940
ModelR

Technical Specifications

Detailed specifications and technical data for J.I. Case R

Power

Plows:2
Belt (tested):20.52 hp (15.3 kW)
PTO (claimed):18 hp (13.4 kW)
Drawbar (tested):18.23 hp (13.6 kW)
Drawbar (claimed):14 hp (10.4 kW)

Engine

Make:Waukesha
Type:gasoline
Cooling:liquid-cooled
Cylinders:4-cylinder
Rated RPM:1425
Air cleaner:oil bath
Bore/Stroke:3.25x4.00 inches (83 x 102 mm)
Displacement:132.7 ci (2.2 L)
Coolant capacity:18 qts (17.0 L)

Variants

R:standard tread
RC:row-crop
RO:orchard

Mechanical

Drive:Two-wheel drive
Operator station:Open operator station.

Production

Type:Standard-tread tractor
Original price:$892
Years produced:1936 - 1940

Belt Pulley

RPM:991
Speed:2600 ft/min (792.48 meters/min)
Width:6.25 inches (15 cm)
Diameter:10.1 inches (25 cm)

Transmission

Type:gear
Clutch:mechanical wet disc
Options:3-speed gear, 4-speed gear
Gears (3-speed):3 forward and 1 reverse
Gears (4-speed):4 forward and 1 reverse

Serial Numbers

1936:3xx9xx
1937:4xx0xx
1938:4200001
1939:4300001
1940:4400001
Location:Plate near instrument panel

Dimensions & Tires

Weight:4150 lbs (1882 kg)
Rear tire:9.00-24
Front tire:5.00-15

Power Take-off (PTO)

Rear PTO Type:540 (1.125)