Fiat 55-46
The Fiat 55-46 is a tractor produced by Fiat. It is equipped with a 165 ci 2.7 L engine. The listed engine power is Diesel (listed): 54.2 hp / 40.4 kW. Transmission: 12 forward and 3 reverse. Operating weight: 4431 to 4894 pounds.
Engine Power
Diesel (listed): 54.2 hp / 40.4 kW
Fuel & Capacities
Diesel
Transmission
12 forward and 3 reverse
Operating Weight
4431 to 4894 pounds
Overview
 | 1984 - 1989
46 SeriesUtility tractor
46 Series
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | Fiat |
Utility tractor | |
Variants | |
|---|---|
55-46DT | 4WD |
Fiat 55-46 Engine | |
|---|---|
Fiat 2.7L 3-cyl diesel | |
Engine details ...  |
Fiat 55-46 Power | |
|---|---|
Engine | 54.2 hp
40.4 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Power steering | |
Mechanical band brakes | |
Four-post ROPS. Cab available with heater. |
Hydraulics | |
|---|---|
Type | open center |
Pressure | 2756 psi
190.0 bar |
Valves | 0 to 2 |
Pump flow | 7 gpm
26.5 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Rear lift (at ends) | 4233 lbs
1920 kg |
Rear lift (at 24"/610mm) | 3483 lbs
1579 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540 (1.375) |
Engine RPM | 540@2160 |
Dimensions & Tires | |
|---|---|
2WD Wheelbase | 80.8 inches
205 cm |
4WD Wheelbase | 79.2 inches
201 cm |
Weight | 4431 to 4894 pounds |
Front tire | 6.00-16 |
2WD Rear tire | 14.9/13-28 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 33 |
Battery volts | 12 |
References | |
|---|---|
 | |
Fiat 55-46 65-46 (603.64.017.00) published in 1985 |
Engine
Engine Detail — 165 ci / 2.7 L Diesel
Manufacturer | Fiat 8035.06 |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 165 ci
2.7 L |
Bore/Stroke | 3.937x4.528 inches
100 x 115 mm |
Power | 54.2 hp
40.4 kW |
Compression | 17:1 |
Rated RPM | 2500 |
Firing order | 1-2-3 |
Starter | electric |
Starter volts | 12 |
Transmission
Transmission options | |
|---|---|
8-speed partially synchronized | |
12-speed creeper |
Transmission — 8 forward and 2 reverse partially synchronized
Type | partially synchronized |
Gears | 8 forward and 2 reverse |
Clutch | 279.4mm dry disc |
Four gears with high and low ranges provide eight forward speeds. Gears 3/4 are synchronized in both ranges. | |
With 14.9/13-28 rear tires. | |
 | |
Transmission | |
Type | creeper |
Gears | 12 forward and 3 reverse |
 | |
Dimensions
Fiat 55-46 Tires | |
|---|---|
2WD Standard tires (ag) | Front: 6.00-16. Rear: 14.9/13-28 |
4WD Standard tires (ag) | Front: 11.2/10-20. Rear: 14.9/13-28 |
2WD Optional tires (ag) | Front: 6.00-16. Rear: 13.6/12-28 |
2WD Optional tires (ag) | Front: 6.00-16. Rear: 12.4/11-32 |
2WD Optional tires (ag) | Front: 7.50-16. Rear: 12.4/11-32 |
4WD Optional tires (ag) | Front: 8.00-20. Rear: 13.6/12-28 |
4WD Optional tires (ag) | Front: 8.3/8-24. Rear: 12.4/11-32 |
4WD Optional tires (ag) | Front: 9.5/9-20. Rear: 13.6/12-28 |
4WD Optional tires (ag) | Front: 11.2/10-20. Rear: 14.9/13-28 |
4WD Optional tires (ag) | Front: 11.2/10-20. Rear: 12.4/11-32 |
Dimensions | |
|---|---|
2WD Wheelbase | 80.8 inches
205 cm |
4WD Wheelbase | 79.2 inches
201 cm |
2WD Length | 126 inches
320 cm |
4WD Length | 128.9 inches
327 cm |
2WD Ground clearance | 19.5 inches
49 cm |
4WD Ground clearance | 12.6 inches
32 cm |
Fiat 55-46 Weight | |
|---|---|
2WD | 4431 lbs
2009 kg |
4WD | 4894 lbs
2219 kg |
2WD Ballasted | 6063 lbs
2750 kg |
4WD Ballasted | 6526 lbs
2960 kg |
Fiat 55-46 Height | |
|---|---|
2WD Hood | 56.1 inches
142 cm |
4WD Hood | 55.9 inches
141 cm |
ROPS | 90.2 inches
229 cm |
Exhaust | 92.7 inches
235 cm |
Photos
Fiat 55-46 tractor photo
Recommended Implements & Sizing Guide
Engineering recommendations for Fiat 55-46 based on its 54.2 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm) | Medium Duty | Standard utility farm tillage. |
Rotary Cutter / MowerMowing & Clearing | 6 ft (72 in)1.8 m | Medium Duty | Medium pasture clearing; rear slip-clutch recommended. |
Rotary TillerSeedbed Prep | 66 to 72 in165 - 180 cm | Medium Duty | Standard utility tiller; slip clutch protection required. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | Small Square Baler (14x18")小方捆打捆机 (36x46 cm) | Medium Duty | Classic 2-string baler for horse and small livestock hay. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Fiat 55-46.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Fiat 55-46 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Fiat 55-46.
Converted Equivalents:
Horsepower (HP)54.2 hp
Kilowatts (kW)40.4 kW
Metric Horsepower (PS / CV)55 PS
Direct Competitor Comparison
Compare Fiat 55-46 against same-era industry alternatives in the same horsepower class.
Current Model
Fiat
Fiat 55-46
Engine Power:Diesel (listed): 54.2 hp / 40.4 kW
★ Baseline Reference
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