Overview
The Jeep CJ-3B is a four-wheel drive farm tractor produced between 1954 and 1968 in Toledo, Ohio, featuring a Willys 2.2L 4-cylinder gasoline engine rated at 75 hp. Its mechanical configuration includes a Borg-Warner T-90 six-speed sliding gear transmission and an open operator station with manual steering. Nebraska Tractor Test 502 established a maximum belt power of 35.23 hp and a maximum drawbar pull of 2317 lbs.
Ideal Applications
Tested Performance Ratings:
In Nebraska Tractor Test 502, the tractor demonstrated a maximum drawbar power of 27.08 hp and is rated to operate two 12-inch plows.
Transmission and Drive Configuration:
The powertrain consists of a three-speed sliding gear transmission paired with a two-speed Spicer transfer case, providing a total of six forward and two reverse gears.
Implement and Accessory Interface:
The tractor is equipped with a Category I rear hitch and an 8-inch diameter belt pulley with a rated speed of 3246 ft/min, while offering an optional 540 RPM rear PTO.
Production
| Description | Truck-type tractor / Built in Toledo, Ohio, USA |
|---|---|
| Manufacturer | Jeep |
Engine
| Engine type | Willys 2.2L 4-cyl gasoline |
|---|---|
| Fuel tank | 10.5 gal (39.7 L) |
| Air cleaner | oil bath |
| Bore/Stroke | 3.125x4.375 inches (79 x 111 mm) |
| Compression | 6.9:1 |
| Description | Willys F-134 / gasoline / 4-cylinder / liquid-cooled |
| Displacement | 134.2 ci (2.2 L) |
| Fuel system | carburetor |
| Power | 75 hp (55.9 kW) |
| Rated RPM | 2400 |
| Starter | electric |
| Starter volts | 6 |
| Belt (tested) | 35.23 hp (26.3 kW) |
| Drawbar (tested) | 27.08 hp (20.2 kW) |
| Plows | 2 (12-inch) |
Transmission
| Clutch | mechanical dry disc |
|---|---|
| Description | Three gears (1-3) plus reverse (R) with a two-speed Spicer transfer case. |
| Gears | 6 forward and 2 reverse |
| Transmission | Borg-Warner T-90 |
| Transmission type | 6-speed sliding gear |
| Type | sliding gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Hydraulic drum brakes |
| Drive type | Four-wheel drive |
| Steering | manual |
Hitch
| Rear Type | I |
|---|
PTO
| Rear PTO | optional |
|---|---|
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 6 |
|---|---|
| Ground | negative |
Dimensions & Tires
| Front tread | 48.25 inches (122 cm) |
|---|---|
| Ground clearance | 8.25 inches (20 cm) |
| Height | 66.7 inches (169 cm) |
| Length | 130 inches (330 cm) |
| Max weight | 2937 lbs (1332 kg) |
| Rear tread | 48.25 inches (122 cm) |
| Shipping weight | 2037 lbs (923 kg) |
| Wheelbase | 80 inches (203 cm) |
| Front tire | 6x16 |
| Rear tire | 6x16 |
| Weight | 2037 lbs (923 kg) |
| Wheelbase | 80 inches (203 cm) |
| Ag front | 6x16 |
| Ag rear | 6x16 |
Belt Pulley
| Diameter | 8 inches (20 cm) |
|---|---|
| RPM | 1550 |
| Speed | 3246 ft/min (989.38 meters/min) |
| Width | 8 inches (20 cm) |
Links
| Description | : |
|---|
Nebraska Tractor Test 502
| Belt fuel use (max) | 3.4 gal/hour (12.9 l/hour) |
|---|---|
| Belt power (max) | 35.23 hp (26.3 kW) |
| Description | Gasoline 6-speed 4WDAugust 28 - September 4, 1953Link: Nebraska Tractor Test 502 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 27.08 hp (20.2 kW) |
| Max pull | 2317 lbs (1050 kg) |