Overview
The Rock Island F 18-35 is a standard-tread farm tractor produced in Rock Island, Illinois, between 1927 and 1937. It is equipped with a 6.3L four-cylinder Buda kerosene engine and features an open operator station with a two-speed unsynchronized gear transmission.
Ideal Applications
Tested Power Output:
According to Nebraska Tractor Test 144, the engine produced a maximum tested drawbar power of 30.42 hp and a maximum pull of 3,190 lbs.
Belt Pulley Configuration:
The tractor is equipped with an 18-inch diameter belt pulley that operates at 660 RPM and was tested to provide 36.50 hp.
Mechanical Specifications:
The drivetrain consists of a two-wheel drive system with manual steering and a transmission offering two forward gears and one reverse gear.
Production
| Description | Standard-tread tractor / Built in Rock Island, Illinois, USA |
|---|---|
| Manufacturer | Rock Island |
Engine
| Engine type | Buda 6.3L 4-cyl kerosene |
|---|---|
| Bore/Stroke | 4.50x6.00 inches (114 x 152 mm) |
| Description | Buda / kerosene / 4-cylinder / liquid-cooled L-head |
| Displacement | 382 ci (6.3 L) |
| Rated RPM | 1100 |
| Belt (claimed) | 35 hp (26.1 kW) |
| Belt (tested) | 36.50 hp (27.2 kW) |
| Drawbar (claimed) | 18 hp (13.4 kW) |
| Drawbar (tested) | 30.42 hp (22.7 kW) |
Transmission
| Gears | 2 forward and 1 reverse |
|---|---|
| Transmission type | 2-speed unsynchronized gear |
| Type | unsynchronized gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive type | Two-wheel drive |
| Steering | manual |
Belt Pulley
| Diameter | 18 inches (45 cm) |
|---|---|
| RPM | 660 |
| Width | 7.5 inches (19 cm) |
Links
| Description | Rock Island F: information at the RIPC site |
|---|
Nebraska Tractor Test 144
| Belt fuel use (max) | 4.7 gal/hour (17.8 l/hour) |
|---|---|
| Belt power (max) | 36.50 hp (27.2 kW) |
| Description | Kerosene 2-speed 2WDOctober 12 - 19, 1927Link: Nebraska Tractor Test 144 file / Drawbar performance |
| Max power | 30.42 hp (22.7 kW) |
| Max pull | 3,190 lbs (1446 kg) |