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| info | |
| 1957 - 1961 801 Powermaster Series, Utility tractor |
| Production | |
| Manufacturer: | Ford |
| Factory: | Highland Park, Michigan, USA |
| Original price (USD), $3,080 (1957 ), | |
| Variants | |
| 941: | row-crop chassis |
| 811: | Select-O-Speed, no PTO |
| 821: | Four-speed, no PTO or 3-point |
| 841: | Four-speed |
| 851: | Five-speed |
| 861: | Five speed, live PTO |
| 871: | Select-O-Speed |
| 881: | Select-O-Speed, dual-speed PTO |
| Capacity | |
| Fuel: | 17 gal [64.3 L] |
| Hydraulic system: | 2 gal [7.6 L] |
| 3-Point Hitch | |
| Rear Type: | I |
| Rear lift: | 1,250 lbs [567 kg] |
| Power Take-off (PTO) | |
| Rear PTO: | transmission |
| Rear RPM: | 540 |
| Dimensions & Tires | |
| Wheelbase: | 74.5 inches [189 cm] |
| Weight: | 2958 to 3487 pounds |
| Front tire: | 6.00-16 |
| Rear tire: | 12-28 |
| 841 Serial Numbers | |
| Location: | Left side of tractor, on top of transmission case behind the starter. |
| Ford 841 Power | |
| Engine (gross): | 62.6 hp [46.7 kW] |
| Engine: | 56.3 hp [42.0 kW] |
| Belt (claimed): | 40 hp [29.8 kW] |
| Plows: | 3*14-inch |
| Drawbar (tested): | 41.44 hp [30.9 kW] |
| Belt (tested): | 44.71 hp [33.3 kW] |
| Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual, power assist optional |
| Brakes: | differential mechanical expanding shoe |
| Cab: | Open operator station. |
| Hydraulics | |
| Type: | open center |
| Capacity: | 2 gal [7.6 L] |
| Pressure: | 2000 psi [137.9 bar] |
| Total flow: | 4 gpm [15.1 lpm] |
| Electrical | |
| Ground: | postitive (6V), negative (12V) |
| Charging system: | generator |
| Charging amps: | 20 |
| Battery | |
| Number: | 1 |
| Volts: | 6 (gas/lp), 12 (diesel) |
| Amp-hours: | 80 (6V), 135 (12V) |
| info | |
| Bore/Stroke: | 3.90x3.60 inches [99 x 91 mm] |
| Power (gross): | 62.6 hp [46.7 kW] |
| Air cleaner: | oil bath |
| Compression: | 7.5:1 |
| Rated RPM: | 2000 |
| Torque: | 166 lb-ft [225.1 Nm] |
| Torque RPM: | 1600 |
| Firing order: | 1-2-4-3 |
| Starter volts: | 6 |
| Oil capacity: | 5 qts [4.7 L] |
| Oil change: | 100 h |
| Coolant capacity: | 15 qts [14.2 L] |
| Sparkplug gap: | 0.027 inches [0.686 mm] |
| Point gap: | 0.025 inches [0.635 mm] |
| Intake valve clearance: | 0.015 inches [0.381 mm] (hot) |
| Exhaust valve clearance: | 0.015 inches [0.381 mm] (hot) |
| Engine Detail | |
| Ford EAF, gasoline, 4-cylinder 8-valve, liquid-cooled vertical overhead valve, 172 ci [2.8 L] |
| Transmission | |
| Manufacturer: | Ford |
| Type: | unsynchronized gear |
| Gears: | 4 forward and 1 reverse |
| Oil capacity: | 6 qts [5.7 L] |
| info | |
| SAE 80 |
| Dimensions | |
| Weight (shipping): | 2958 lbs [1341 kg] |
| Weight (operating): | 3487 lbs [1581 kg] |
| Weight (ballasted): | 6985 lbs [3168 kg] |
| Wheelbase: | 74.5 inches [189 cm] |
| Front tread: | 52 to 80 inches [132 to 203 cm] |
| Rear tread: | 52 to 76 inches [132 to 193 cm] |
| Ford 841 Tires | |
| Ag front: | 6.00-16 |
| Ag rear: | 12-28 |