Caterpillar RD8 Specs ( 1935-1936 )
Production
| Description | Agricultural Crawler tractor / Built in Peoria, Illinois, USA |
|---|---|
| Manufacturer | Caterpillar |
Engine
| Engine type | Caterpillar 20.4L 6-cyl diesel |
|---|---|
| Bore/Stroke | 5.75x8.00 inches (146 x 203 mm) |
| Description | Caterpillar D13000 / diesel / 6-cylinder / liquid-cooled |
| Displacement | 1246 ci (20.4 L) |
| Rated RPM | 1000 |
| Belt (tested) | 118.29 hp (88.2 kW) |
| Drawbar (tested) | 103.95 hp (77.5 kW) |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 6 forward and 2 reverse |
| Transmission type | 6-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive | crawler |
Dimensions & Tires
| Gauge | 78 inches (198 cm) |
|---|---|
| Weight | 33500 lbs (15195 kg) |
Caterpillar RD8 Tracks
| Width | 20 inches (50 cm) |
|---|
Dimensions & Tracks
| Description | 20-inch tracks |
|---|---|
| Weight | 33500 lbs (15195 kg) |
Nebraska Tractor Test 256
| Belt fuel use (max) | 7.3 gal/hour (27.6 l/hour) |
|---|---|
| Belt power (max) | 103.21 hp (77.0 kW) |
| Description | Diesel 6-speed crawlerMay 7 - 19, 1936Link: Nebraska Tractor Test 256 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 91.75 hp (68.4 kW) |
| Max pull | 20485 lbs (9291 kg) |
Nebraska Tractor Test 257
| Belt fuel use (max) | 8.6 gal/hour (32.6 l/hour) |
|---|---|
| Belt power (max) | 118.29 hp (88.2 kW) |
| Description | Diesel 6-speed crawlerMay 19 - 25, 1936Link: Nebraska Tractor Test 257 file / Drawbar performance / Gear 1 used for power test. / Gear 1 used for pull test. |
| Max power | 103.95 hp (77.5 kW) |
| Max pull | 19795 lbs (8979 kg) |
RD8 Serial Numbers
| 1935 | 5E8001 / 1H1 |
|---|---|
| 1936 | 1H247 |
| 1937 | 1H1497 |
| Description | FAQ: How to read a serial number table. |
Tractor Tests
| Description | NTTL 256: diesel 6-speed crawler / NTTL 257: diesel 6-speed crawler |
|---|