Jeep CJ-3A
The Jeep CJ-3A is a tractor produced by Jeep. It is equipped with a 134.2 ci 2.2 L engine. The rated power output is 60 hp 44.7 kW. Transmission: Borg-Warner T-90. Operating weight: 2037 lbs 923 kg.
Engine Power
60 hp
44.7 kW
Fuel & Capacities
Gasoline
Transmission
Borg-Warner T-90
Operating Weight
2037 lbs
923 kg
Jeep CJ-3A Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
![]() | 1949 - 1953
Truck-type tractor |
|---|---|
1949 - 1953 | |
Truck-type tractor | |
Production | |
|---|---|
Manufacturer | Jeep |
Truck-type tractor | |
Built in Toledo, Ohio, USA | |
Jeep CJ-3A Engine | |
|---|---|
Willys 2.2L 4-cyl gasoline | |
Engine details ... |
Jeep CJ-3A Transmission | |
|---|---|
6-speed sliding gear | |
Transmission details ... |
Jeep CJ-3A Power | |
|---|---|
Engine | 60 hp
44.7 kW |
Plows | 2 (12-inch) |
Drawbar (tested) | 25.94 hp
19.3 kW |
Belt (tested) | 28.43 hp
21.2 kW |
Performance test details ... | |
Mechanical | |
|---|---|
Four-wheel drive | |
Steering | manual |
Hydraulic drum brakes | |
Open operator station. | |
Tractor hitch | |
|---|---|
Rear Type | I |
Power Take-off (PTO) | |
|---|---|
Rear PTO | optional |
Rear PTO Type | 540 (1.375) |
Dimensions & Tires | |
|---|---|
Wheelbase | 80 inches
203 cm |
Weight | 2037 lbs
923 kg |
Front tire | 6x16 |
Rear tire | 6x16 |
Full dimensions and tires ... | |
Belt Pulley | |
|---|---|
Diameter | 8 inches
20 cm |
Width | 8 inches
20 cm |
RPM | 1550 |
Speed | 3246 ft/min
989.38 meters/min |
Electrical | |
|---|---|
Ground | negative |
Battery volts | 6 |
References | |
|---|---|
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Jeep Farm Power |
Engine
Engine Detail — 134.2 ci / 2.2 L Gasoline
Manufacturer | Willys L-134 |
Fuel Type | Gasoline |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 134.2 ci
2.2 L |
Bore/Stroke | 3.125x4.375 inches
79 x 111 mm |
Power | 60 hp
44.7 kW |
Fuel system | carburetor |
Air cleaner | oil bath |
Compression | 6.5:1 |
Rated RPM | 2400 |
Firing order | 1-3-4-2 |
Starter | electric |
Starter volts | 6 |
Coolant capacity | 11 qts
10.4 L |
Oil capacity | 5 qts
4.7 L |
Transmission
Transmission — Borg-Warner T-90
Transmission | Borg-Warner T-90 |
Type | sliding gear |
Gears | 6 forward and 2 reverse |
Clutch | mechanical dry disc |
Three gears (1-3) plus reverse (R) with a two-speed Spicer transfer case. | |
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Dimensions
Jeep CJ-3A Tires | |
|---|---|
Ag front | 6x16 |
Ag rear | 6x16 |
Dimensions | |
|---|---|
Wheelbase | 80 inches
203 cm |
Length | 130 inches
330 cm |
Height | 66.75 inches
169 cm |
Shipping weight | 2037 lbs
923 kg |
Max weight | 2937 lbs
1332 kg |
Ground clearance | 8.1 inches
20 cm |
Front tread | 48.25 inches
122 cm |
Rear tread | 48.25 inches
122 cm |
Tests
Nebraska Tractor Test 432 | |
|---|---|
Gasoline 6-speed 4WD
October 25, 1949 - November 2, 1947
Link: Nebraska Tractor Test 432 file | |
Belt power (max) | 28.43 hp
21.2 kW |
Belt fuel use (max) | 3.7 gal/hour
14.0 l/hour |
Drawbar performance | |
Max power | 25.94 hp
19.3 kW |
Gear 3 used for power test. | |
Max pull | 2148 lbs
974 kg |
Gear 1 used for pull test. | |
Photos
Jeep CJ-3A Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Jeep CJ-3A.
Converted Equivalents:
Horsepower (HP)60 hp
Kilowatts (kW)44.7 kW
Metric Horsepower (PS / CV)60.8 PS
Related models
Jeep CJ-2A
- Power:
- 60
- Production years:
- 1947 - 1949
Jeep CJ-3B
- Power:
- 75
- Production years:
- 1954 - 1968



