Introduction
J.I. Case 611-B Row-Crop Tractor
The J.I. Case 611-B is a row-crop tractor produced between 1958 and 1959 in Rock Island, Illinois. Part of the 600B series, it was specifically engineered for versatility in row-crop operations, offering multiple front-end configurations including tricycle and adjustable wide-front options.
Engine and Performance
The tractor is powered by a 164.5 cubic inch (2.7 L) liquid-cooled engine. It features a compression ratio of 7.26:1 and is rated at 2250 RPM. This powerplant delivers 50 horsepower, providing the necessary output for standard agricultural field tasks of the era.
Transmission and Drivetrain
A defining feature of the 611-B is the standard Case-O-Matic transmission, which utilizes a torque converter to manage power delivery. The drivetrain provides 8 forward gears and 2 reverse gears, allowing for a wide range of speeds suitable for varying field conditions.
Hydraulics and PTO
The hydraulic system is of an open-center type, operating at a pressure of 1200 psi (82.7 bar) with a total fluid capacity of 3 gallons (11.4 L). The tractor is equipped with an independent rear PTO, providing 540 RPM at a rated engine speed of 1970 RPM.
Dimensions and Chassis
Built on an 87-inch wheelbase, the 611-B has an operating weight of 4,885 lbs (2,215 kg), which can be increased to 8,049 lbs (3,651 kg) with ballast. The chassis is configured for two-wheel drive with manual steering and disc brakes, designed for an open operator station environment.
Conclusion
The J.I. Case 611-B represents a specialized row-crop solution from the late 1950s. Its integration of the Case-O-Matic transmission and flexible front-end geometry made it a adaptable machine for farmers requiring precision in row-crop management and reliable power for varied field implements.
Production Information of J.I. Case, 611-B
- Original price was $4,000 in 1960
- Row-Crop tractor
- Often referred to as the Case 600B, the Case 611-B was the row-crop version of the 600B series which also included a standard front and an orchard variant. The 611-B could be fitted with either a tricycle front or an adjustable wide front. The Case-O-Matic transmission was standard equipment, with the 500B series tractors using the same engine but with a conventional transmission.
- Built in Rock Island, Illinois, USA
| Manufacturer | J.I. Case |
|---|---|
| Total built | 3,213 |
Dimension and Tires Information of J.I. Case, 611-B
| Rear tread | 54 to 88 inches [137 to 223 cm] |
|---|---|
| Wheelbase | 87 inches [220 cm] |
| Height (exhaust) | 85.5 inches [217 cm] |
| Height (steering wheel) | 65.5 inches [166 cm] |
| Length | 138 inches [350 cm] |
| Front tread | 9.1/15.1 inches [23/38 cm (tricycle)] |
| Operating weight | 4885 lbs [2215 kg] |
| Width | 80.75 inches [205 cm] |
| Front tread | 44 to 60 inches [111 to 152 cm (narrow wide front)] |
| Front tread | 54 to 78 inches [137 to 198 cm (wide front)] |
| Ballasted weight | 8049 lbs [3651 kg] |
Width at axle ends.
| Ag front | 6.00-16 |
|---|---|
| Ag front(optional) | 13.9-36 |
| Ag rear | 11.2-36 |
| Ag rear | 12.4-36 |
| Ag front | 6.50-16 |
Engine Specifications of J.I. Case, 611-B
- Liquid-cooled
| Starter volts | 12 |
|---|---|
| Displacement | 164.5 ci [2.7 L] |
| Oil capacity | 5 qts [4.7 L] |
| Compression | 7.26:1 |
| Bore/Stroke | 3.5625x4.125 inches [90 x 105 mm] |
| Oil change | 100 h |
| Coolant capacity | 12 qts [11.4 L] |
| Starter | Electric |
| Rated RPM | 2250 |
| Air cleaner | Oil bath |
Transmission Information of J.I. Case, 611-B
Transmission variants 1
| Transmission | Case-O-Matic |
|---|---|
| Transmission(optional) | 16 qts (torque converter) [15.1 L] |
| Oil capacity | 44 qts (gearbox) [41.6 L] |
| Type | Torque converter |
| Gears | 8 forward and 2 reverse |
Mechanical Specs of J.I. Case, 611-B
- Two-wheel drive
- Open operator station.
- Manual steering
- Disc brakes
Power Information of J.I. Case, 611-B
| Rear PTO | Independent |
|---|---|
| Rear PTO Type | 540 (1.375) |
| Engine RPM | 541@1970 |
Hydraulics Specifications of J.I. Case, 611-B
| Type | Open center |
|---|---|
| Capacity | 3 gal [11.4 L] |
| Pressure | 1200 psi [82.7 bar] |
Three-Point Hitch of J.I. Case, 611-B
| Type(optional) | Case Eagle Hitch |
|---|
Electrical System of J.I. Case, 611-B
| Ground | Positive |
|---|---|
| Battery volts | 12 |
| Battery AH | 50 |
Where it sits
Its power puts it in the 74th percentile of 1950s models in our database (592 machines).
Frequently asked questions
How much horsepower does the J.I. Case 611-B have?
The J.I. Case 611-B delivers 50 hp[P] HP.
What years was the J.I. Case 611-B produced?
The J.I. Case 611-B was produced in 1958-1959.
What transmission does the J.I. Case 611-B use?
The J.I. Case 611-B uses a Case-O-Matic transmission.
How much does the J.I. Case 611-B weigh?
The J.I. Case 611-B weighs 4885 lbs [2215 kg].
Is the J.I. Case 611-B 4WD?
The J.I. Case 611-B is available in 2WD.