Overview
The Fiat 665C is an agricultural crawler tractor produced from 1982 to 1984, powered by a 3.5L 4-cylinder diesel engine rated at 66 hp. The machine features a crawler drive system with spur gear final drives and an operating weight ranging from 7,529 to 7,859 pounds. It is equipped with a Category II rear hitch and an open center hydraulic system providing 9 gpm of flow at 2,460 psi.
Ideal Applications
Ground Contact and Pressure:
Equipped with 61-inch track lengths on ground, the 665C exerts between 4.4 and 4.9 psi of ground pressure depending on whether the 12.2-inch or 14.1-inch track width is utilized.
Engine and Drivetrain Configuration:
The Fiat 8045.2 liquid-cooled engine operates at a rated 2500 RPM and is paired with gear transmission options providing up to 16 forward and 8 reverse speeds.
Hitch and Hydraulic Specifications:
The rear Category II hitch includes position and draft control and is supported by a 9 gpm hydraulic pump and a 20-gallon fuel tank.
Production
| Description | Agricultural Crawler tractor |
|---|---|
| Manufacturer | Fiat |
Engine
| Engine type | Fiat 3.5L 4-cyl diesel |
|---|---|
| Fuel tank | 20 gal (75.7 L) |
| Air cleaner | dry |
| Bore/Stroke | 3.94x4.33 inches (100 x 110 mm) |
| Description | Fiat 8045.2 / diesel / 4-cylinder / liquid-cooled |
| Displacement | 210.9 ci (3.5 L) |
| Fuel system | direct injection |
| Power | 66 hp (49.2 kW) |
| Pre-heating | thermostart |
| Rated RPM | 2500 |
| Starter | electric |
| Starter volts | 12 |
Transmission
| Clutch | 279.4mm dry disc |
|---|---|
| Gears | 8 forward and 4 reverse / 8 forward and reverse / 16 forward and 8 reverse |
| Type | gear |
| Transmission type | 8-speed gear / 8-speed / 16-speed |
| Transmission type | 8-speed gear / 8-speed / 16-speed |
Mechanical
| Description | Band brakes / Two-post ROPS with canopy. |
|---|---|
| Drive | crawler |
| Final drives | spur gear |
Hydraulics
| Pressure | 2460 psi (169.6 bar) |
|---|---|
| Pump flow | 9 gpm (34.1 lpm) |
| Rear valves | 1 to 3 |
| Type | open center |
Hitch
| Control | position and draft control |
|---|---|
| Rear Type | II |
PTO
| Engine RPM | 540@2197 |
|---|---|
| Rear PTO | independent |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 33 |
| Charging system | alternator |
Dimensions & Tires
| Gauge | 51.2 inches (130 cm) |
|---|---|
| Ground clearance | 10.6 inches (26 cm) |
| Height (exhaust) | 86.6 inches (219 cm) |
| Height (hood) | 47.2 inches (119 cm) |
| Length | 126 inches (320 cm) |
| Operating weight | 7529 lbs (3415 kg) |
| Width | 55.5 inches (140 cm) |
Dimensions & Tracks
| Description | 12.2-inch tracks |
|---|---|
| Weight | 7529 to 7859 pounds |
Fiat 665C Tracks
| Area on ground | 1488 in² (1.0 m²) / 1720 in² (1.1 m²) |
|---|---|
| Ground pressure | 4.9 psi (0.3 bar) / 4.4 psi (0.3 bar) |
| Length on ground | 61 inches (154 cm) / 61 inches (154 cm) |
| Width | 12.2 inches (30 cm) / 14.1 inches (35 cm) |
References
| Description | Compect Crawler Tractors 66 & 88 HP published in 1982, by Hesston |
|---|
Variants
| 655C M | wide-gauge |
|---|