Allis Chalmers industrial tractors
Allis Chalmers H-4
The Allis Chalmers H-4 is an industrial crawler tractor produced from 1966 to 1969. It features a 3.3L 4-cylinder gasoline engine producing 59 hp gross, with a 3-speed torque converter transmission. The tractor has a crawler drive with external band brakes and an open operator station. It includes hydraulic systems with pressures up to 1625 psi and optional pump flow rates. The H-4 is equipped with 12-inch tracks and weighs approximately 8500 lbs. Variants include the gasoline H-4, diesel HD-4, and H-4 Loader models.
Power-
Founded-
ModelH-4
Technical Specifications
Detailed specifications and technical data for Allis Chalmers H-4
Power
| Engine (gross) | 59 hp (44.0 kW) |
|---|
Engine
| Model | Allis Chalmers 3.3L 4-cyl gasoline |
|---|---|
| Torque | 172 lb-ft (233.2 Nm) |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 4-cylinder |
| Fuel tank | 18 gal (68.1 L) |
| Rated RPM | 2100 |
| Torque RPM | 1400 |
| Air cleaner | dry |
| Bore/Stroke | 3.88x4.25 inches (99 x 108 mm) |
| Compression | 8.5:1 |
| Displacement | 200 ci (3.3 L) |
| Oil capacity | 8 qts (7.6 L) |
| Power (gross) | 59 hp (44.0 kW) |
| Starter volts | 12 |
| Coolant capacity | 16 qts (15.1 L) |
Tracks
| Width | 12 inches (30 cm) |
|---|---|
| Other widths | 10 inches (25 cm), 14 inches (35 cm) |
| Area on ground | 765 in² (0.5 m²) |
| Length on ground | 63.75 inches (161 cm) |
| Long-track width | 12 inches (30 cm) |
| Long-track area on ground | 837 in² (0.5 m²) |
| Long-track length on ground | 69.75 inches (177 cm) |
Variants
| H-4 | gasoline |
|---|---|
| HD-4 | diesel |
| H-4 Loader | loader-crawler |
Dimensions
| Gauge | 51 inches (129 cm) |
|---|---|
| Width | 61 inches (154 cm) *Minimum width with 10-inch shoes |
| Length | 108.875 inches (276 cm) |
| Weight | 8500 lbs (3855 kg) |
| Height (hood) | 73.625 inches (187 cm) |
| Clearance (drawbar) | 10 inches (25 cm) |
Hydraulics
| Pressure | 1625 psi (112.0 bar) |
|---|---|
| Pump flow | 15 gpm (56.8 lpm) |
| Optional pump flow | 25 gpm (94.6 lpm) |
Mechanical
| Drive | crawler |
|---|---|
| Brakes | External band brakes |
| Operator station | Open operator station |
Production
| Type | Industrial Crawler tractor |
|---|---|
| Years made | 1966 - 1969 |
| Manufacturer | Allis Chalmers |
Transmission
| Type | torque converter |
|---|---|
| Gears | 3 forward and reverse |
| Clutch | hydraulic disc |
| Oil capacity | 12.25 qts (11.6 L) |
Serial Numbers
| Location | Serial number on the front of the crawler, below the grill. |
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