Fiat 615
The Fiat 615 is a tractor produced by Fiat. It is equipped with a 268.3 ci 4.4 L engine. The listed engine power is Diesel (listed): 66 hp / 49.2 kW. Transmission: 7 forward and 2 reverse. Operating weight: 5997 to 6967 pounds.
Engine Power
Diesel (listed): 66 hp / 49.2 kW
Fuel & Capacities
21.1 gal
79.9 L
Transmission
7 forward and 2 reverse
Operating Weight
5997 to 6967 pounds
Overview
 | 1965 - 1968 |
|---|
Production | |
|---|---|
Manufacturer | Fiat |
Fiat 615 Engine | |
|---|---|
Fiat 4.4L 4-cyl diesel | |
Fuel tank | 21.1 gal
79.9 L |
Engine details ...  | |
Fiat 615 Transmission | |
|---|---|
7-speed gear | |
Transmission details ...  |
Fiat 615 Power | |
|---|---|
Engine | 66 hp
49.2 kW |
PTO (claimed) | 54 hp
40.3 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Disc brakes | |
Open operator station. |
Hydraulics | |
|---|---|
Pump flow | 7.0 gpm
26.5 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Rear lift | 4410 lbs
2000 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 (1.375) |
Engine RPM | 540@1520 |
Dimensions & Tires | |
|---|---|
Wheelbase | 85.4 inches
216 cm |
Weight | 5997 to 6967 pounds |
Front tire | 6.50-20 |
Rear tire | 13.6-36 |
Full dimensions and tires ...  | |
Engine
Engine Detail — 268.3 ci / 4.4 L Diesel
Manufacturer | Fiat CO2D |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 268.3 ci
4.4 L |
Bore/Stroke | 4.25x4.72 inches
108 x 120 mm |
Power | 66 hp
49.2 kW |
Fuel system | direct injection |
Rated RPM | 1900 |
Starter volts | 12 |
Transmission
Transmission — 7 forward and 2 reverse gear
Type | gear |
Gears | 7 forward and 2 reverse |
 | |
Dimensions
Fiat 615 Tires | |
|---|---|
Ag front | 6.50-20 |
9.5-24 (4WD) | |
Ag rear | 13.6-36 |
Dimensions | |
|---|---|
Wheelbase | 85.4 inches
216 cm |
Length | 137.8 inches
350 cm |
Width | 77 inches
195 cm |
Height | 58.3 inches
148 cm |
2WD Weight | 5997 lbs
2720 kg |
4WD Weight | 6967 lbs
3160 kg |
Ground clearance | 18.25 inches
46 cm |
Front tread | 56.5 to 82.875 inches
143 to 210 cm |
Rear tread | 58.25 to 77.125 inches
147 to 195 cm |
Photos
Fiat 615
Recommended Implements & Sizing Guide
Engineering recommendations for Fiat 615 based on its 66 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
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 | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
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 615.
Estimated Continuous Field Runtime: 6.1 hrs
Approximately 6.1 hours of continuous field operation at ~75% rated power on a full tank (21.1 gal / 79.9 L).
Estimated 75% Load Fuel Burn~3.4 gal/hr (13 L/hr)
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 615 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Fiat 615.
Converted Equivalents:
Horsepower (HP)66 hp
Kilowatts (kW)49.2 kW
Metric Horsepower (PS / CV)66.9 PS
Direct Competitor Comparison
Compare Fiat 615 against same-era industry alternatives in the same horsepower class.
Current Model
Fiat
Fiat 615
Engine Power:Diesel (listed): 66 hp / 49.2 kW
★ Baseline Reference
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