Ford 771
The Ford 771 is a tractor produced by Ford. It is equipped with a 144 ci 2.4 L engine. The listed engine power is Gasoline (listed): 48.4 hp / 36.1 kW. Transmission: Ford Select-O-Speed. Operating weight: 3,400 lbs 1542 kg.
Engine Power
Gasoline (listed): 48.4 hp / 36.1 kW
Fuel & Capacities
13 gal
49.2 L
Transmission
Ford Select-O-Speed
Operating Weight
3,400 lbs
1542 kg
Overview
 | 1958 - 1962
701 Workmaster SeriesRow-Crop tractor
701 Workmaster Series
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | Ford |
Row-Crop tractor | |
Built in Highland Park, Michigan, USA | |
Variants | |
|---|---|
771 | Select-O-Speed |
741 | 4-speed |
Ford 771 Transmission | |
|---|---|
10-speed full power shift | |
Transmission details ...  |
Ford 771 Power | |
|---|---|
Engine | 48.4 hp
36.1 kW |
Belt (claimed) | 32 hp
23.9 kW |
Plows | 2 (14-inch) |
Mechanical | |
|---|---|
Two-wheel drive | |
Steering | power assist |
Differential mechanical expanding shoe brakes | |
Open operator station. | |
Capacity | |
|---|---|
Fuel | 13 gal
49.2 L |
Hydraulic system | 2 gal
7.6 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 2 gal
7.6 L |
Tractor hitch | |
|---|---|
Rear Type | I |
Rear lift | 1250 lbs
567 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | live |
Rear PTO Type | 540 |
Dimensions & Tires | |
|---|---|
Wheelbase | 85.3 inches
216 cm |
Weight | 3,400 lbs
1542 kg |
Front tire | 6x16 |
Rear tire | 11x28 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | positive (6V) |
negative (12V) | |
Charging system | generator |
Charging amps | 20 |
Battery volts | 6 (gas/lp) |
12 (diesel) | |
Battery AH | 80 (6V) |
135 (12V) | |
References | |
|---|---|
 | |
1955-1960 Tractor Shop Manual (SE-8175) published in 1961 | |
Diesel Tractors published in 1959, by Ford |
Engine
Engine options | |
|---|---|
Ford 2.2L 4-cyl gasoline | |
Ford 2.2L 4-cyl LP gas | |
Ford 2.4L 4-cyl diesel |
Engine Detail — 134 ci / 2.2 L Gasoline
Manufacturer | Ford EAE Red Tiger |
Fuel Type | Gasoline |
Configuration | 4-cylinder 8-valve, liquid-cooled inline |
Displacement | 134 ci
2.2 L |
Bore/Stroke | 3.4375x3.60 inches
87 x 91 mm |
Emissions | Tier 0 |
Power | 48.4 hp
36.1 kW |
Air cleaner | oil bath |
Compression | 7.5:1 |
Rated RPM | 2200 |
Torque | 126.8 lb-ft
171.9 Nm |
Torque RPM | 1600 |
Firing order | 1-2-4-3 |
Starter volts | 6 |
Coolant capacity | 15 qts
14.2 L |
Sparkplug | 14MM |
Sparkplug gap | 0.025 inches (min)
0.635 mm |
0.028 inches (max)
0.711 mm | |
Oil capacity | 5 qts
4.7 L |
Oil change | 100 h |
Ford 771 Engine | |
|---|---|
 | |
Image courtesy of Damon McGaha |
Engine Detail — 134 ci / 2.2 L LP Gas
Manufacturer | Ford |
Fuel Type | LP gas |
Configuration | 4-cylinder 8-valve, liquid-cooled |
Displacement | 134 ci
2.2 L |
Bore/Stroke | 3.4375x3.60 inches
87 x 91 mm |
Rated RPM | 2200 |
Firing order | 1-2-4-3 |
Starter volts | 6 |
Engine Detail — 144 ci / 2.4 L Diesel
Manufacturer | Ford |
Fuel Type | Diesel |
Configuration | 4-cylinder 8-valve, liquid-cooled |
Displacement | 144 ci
2.4 L |
Bore/Stroke | 3.562x3.60 inches
90 x 91 mm |
Rated RPM | 2200 |
Firing order | 1-2-4-3 |
Starter volts | 12 |
Transmission
Transmission — Ford Select-O-Speed
Transmission | Ford Select-O-Speed |
Type | full power shift |
Gears | 10 forward and 2 reverse |
Dimensions
Ford 771 Tires | |
|---|---|
Ag front | 6x16 |
Ag rear | 11x28 |
Dimensions | |
|---|---|
Wheelbase | 85.3 inches
216 cm |
Length | 132.1 inches
335 cm |
Height | 65.07 inches
165 cm |
Weight | 3,400 lbs
1542 kg |
Ground clearance | 27.25 inches
69 cm |
Front tread | 8.3 to 16.3 inches
21 to 41 cm |
Rear tread | 56 to 80 inches
142 to 203 cm |
Photos
Ford 771
Ford 771
Recommended Implements & Sizing Guide
Engineering recommendations for Ford 771 based on its 48.4 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 Ford 771.
Estimated Continuous Field Runtime: 5.2 hrs
Approximately 5.2 hours of continuous field operation at ~75% rated power on a full tank (13 gal / 49.2 L).
Estimated 75% Load Fuel Burn~2.5 gal/hr (9.5 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
Ford 771 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Ford 771.
Converted Equivalents:
Horsepower (HP)48.4 hp
Kilowatts (kW)36.1 kW
Metric Horsepower (PS / CV)49.1 PS
Direct Competitor Comparison
Compare Ford 771 against same-era industry alternatives in the same horsepower class.
Current Model
Ford
Ford 771
Engine Power:Gasoline (listed): 48.4 hp / 36.1 kW
★ Baseline Reference
International HarvesterMarket Competitor
International Harvester 500C
Engine Power:44
Production Years:1969 - 1974