J.I. Case 12-20
The J.I. Case 12-20 is a tractor produced by J I Case. It is equipped with a 267.3 ci 4.4 L engine. Transmission: J.I. Case. Operating weight: 4,232 lbs 1919 kg.
Fuel & Capacities
Kerosene
Transmission
J.I. Case
Operating Weight
4,232 lbs
1919 kg
Overview
 | 1921 - 1924
Crossmotor SeriesStandard-tread tractor
Crossmotor Series
Standard-tread tractor |
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Production | |
|---|---|
Manufacturer | J.I. Case |
Standard-tread tractor | |
Built in Racine, Wisconsin, USA | |
J.I. Case 12-20 Engine | |
|---|---|
J.I. Case 4.4L 4-cyl kerosene | |
Engine details ...  |
J.I. Case 12-20 Transmission | |
|---|---|
2-speed gear | |
Transmission details ...  |
J.I. Case 12-20 Power | |
|---|---|
Drawbar (claimed) | 12 hp
8.9 kW |
Belt (claimed) | 20 hp
14.9 kW |
Plows | 2 |
Drawbar (tested) | 17.52 hp
13.1 kW |
Belt (tested) | 25.54 hp
19.0 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Manual steering | |
Open operator station. |
Dimensions & Tires | |
|---|---|
Wheelbase | 63 inches
160 cm |
Weight | 4,232 lbs
1919 kg |
Rear tire | 42x12 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 14.5 inches
36 cm |
Width | 6.375 inches
16 cm |
RPM | 1050 |
References | |
|---|---|
 | |
Instructions on Operation and Care of the CASE 12-20 Tractor published in 1922 |
Engine
Engine Detail — 267.3 ci / 4.4 L Kerosene
Manufacturer | J.I. Case |
Fuel Type | Kerosene |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 267.3 ci
4.4 L |
Bore/Stroke | 4.125x5.00 inches
105 x 127 mm |
Rated RPM | 1050 |
Starter type | hand-crank |
Transmission
Transmission — J.I. Case
Transmission | J.I. Case |
Type | gear |
Gears | 2 forward and 1 reverse |
 | |
Dimensions
J.I. Case 12-20 Tires | |
|---|---|
Ag rear | 42x12 steel |
Dimensions | |
|---|---|
Wheelbase | 63 inches
160 cm |
Length | 109 inches
276 cm |
Width | 58 inches
147 cm |
Height | 55.5 inches
140 cm |
Weight | 4,232 lbs
1919 kg |
Tests
Nebraska Tractor Test 91 | |
|---|---|
Kerosene 2-speed 2WD
April 6 - 17, 1923
Link: Nebraska Tractor Test 91 file | |
Belt power (max) | 25.54 hp
19.0 kW |
Belt fuel use (max) | 3.6 gal/hour
13.6 l/hour |
Drawbar performance | |
Max power | 17.52 hp
13.1 kW |
Max pull | 3,150 lbs
1428 kg |
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for J I Case J.I. Case 12-20.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
J I Case J.I. Case 12-20 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for J I Case J.I. Case 12-20.
Converted Equivalents:
Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS
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