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Tractor · 1957Unverified

Ford 841 Powermaster

Name: Ford 841 Powermaster
Brand: Ford

Ford 841 Powermaster — 801 Powermaster Series · 63 hp. Reference specifications; pending source verification.

The Ford 841 Powermaster is a tractor model with a rating of approximately 63 hp, positioning it towards the lower end of its class in terms of power output. It was manufactured between 1957 and 1961. The tractor is equipped with a 4-cylinder diesel liquid-cooled engine, paired with two-wheel drive and a 4-speed gearbox. Its operating weight ranges from 2958 to 3487 pounds.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

63 hp

Max power

30.1 kW

Weight

2958 to 3487 pounds

Catalogue coverage

Variants represented

Richest spec table

136 rows

Recorded power

63 hp

Transmissions

4-speed unsynchronized gear

Production years

1957-1961

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerFordReference

Utility tractorReference

Built in Highland Park, Michigan, USAReference

Original price was $3,080 in 1957Reference

Two-wheel driveReference

SteeringmanualReference

Steeringpower assist optionalReference

Differential mechanical expanding shoe brakesReference

Open operator station.Reference

Variants

941row-crop chassisReference

811Select-O-Speed, no PTOReference

821Four-speed, no PTO or 3-pointReference

841Four-speedReference

851Five-speedReference

861Five speed, live PTOReference

871Select-O-SpeedReference

881Select-O-Speed, dual-speed PTOReference

Engine

Ford 2.8L 4-cyl gasolineReference

Ford 2.8L 4-cyl LP gasReference

Ford 2.8L 4-cyl dieselReference

Engine (gross)46.7 kWReference

Engine42.0 kWReference

Drawbar (claimed)32.8 kWReference

Belt (claimed)37.3 kWReference

Plows3Reference

Drawbar (tested)30.9 kWReference

Belt (tested)33.3 kWReference

Ford EAFReference

gasolineReference

4-cylinder 8-valveReference

liquid-cooled vertical overhead valveReference

Displacement2.8 LReference

Bore/Stroke99 x 91 mmReference

Power (gross)46.7 kWReference

Air cleaneroil bathReference

Compression7.5:1Reference

Rated RPM2000Reference

Torque225.1 NmReference

Torque RPM1600Reference

Firing order1-2-4-3Reference

Starter volts6Reference

Coolant capacity14.2 LReference

Sparkplug gap0.686 mmReference

Point gap0.635 mmReference

Intake valve clearance0.381 mmReference

Exhaust valve clearance0.381 mmReference

Oil capacity4.7 LReference

Oil change100 hReference

LP gasReference

liquid-cooledReference

Compression8.65:1Reference

Rated RPM2200Reference

FordReference

dieselReference

Power42.0 kWReference

Compression16.8:1Reference

Torque190.4 NmReference

Torque RPM1400Reference

Starter volts12Reference

Belt power (max)31.3 kWReference

Max power30.1 kWReference

Belt power (max)33.3 kWReference

Max power30.9 kWReference

Belt power (max)29.8 kWReference

Max power27.4 kWReference

Transmission

4-speed unsynchronized gearReference

12-speedReference

ManufacturerFordReference

Typeunsynchronized gearReference

Gears4 forward and 1 reverseReference

Oil capacity5.7 LReference

Oil typeSAE 80Reference

TransmissionSherman Step-Up Step-downReference

Gears12 forward and 3 reverseReference

Auxiliary gearbox provides over, under, and direct-drive to the basic four-speed transmission. Tractors equipped with the transmission were marked 841S.Reference

Capacities

Fuel64.3 LReference

PTO & Hydraulics

Hydraulic system7.6 LReference

Typeopen centerReference

Capacity7.6 LReference

Pressure137.9 barReference

Total flow15.1 lpmReference

Rear TypeIReference

Rear lift567 kgReference

Rear PTOtransmissionReference

Rear PTO Type540Reference

Dimensions

Wheelbase189 cmReference

Weight2958 to 3487 poundsReference

Front tire6.00-16Reference

Rear tire12-28Reference

Ag front6.00-16Reference

Ag rear12-28Reference

Length306 cmReference

Width162 cmReference

Height145 cmReference

Clearance (front axle)54 cmReference

Front tread132 to 203 cmReference

Rear tread132 to 193 cmReference

Shipping1341 kgReference

Operating1581 kgReference

Ballasted3168 kgReference

Ford 841 attachments

front-end loaderReference

841 Serial Number Location

Left side of tractor, on top of transmission case behind the starter.Reference

841 Serial Numbers

19571001Reference

195811977Reference

195958312Reference

1960105943Reference

1961131427Reference

1962155531Reference

FAQ: How to read a serial number table.Reference

Electrical

Groundpositive (6V)Reference

Groundnegative (12V)Reference

Charging systemgeneratorReference

Charging amps20Reference

Battery volts6 (gas/lp)Reference

Battery volts12 (diesel)Reference

Battery AH80 (6V)Reference

Battery AH135 (12V)Reference

Attachment overview

Ford 1200 loaderReference

Ford 711 loaderReference

Test results

NTTL 639: LP gas 12-speed 2WDReference

NTTL 641: gasoline 12-speed 2WDReference

NTTL 653: diesel 12-speed 2WDReference

LP gas 12-speed 2WDMarch 12 - 31, 1958Link: Nebraska Tractor Test 639 fileReference

Belt fuel use (max)18.9 l/hourReference

Drawbar performanceReference

Gear 5 used for power test.Reference

Max pull2103 kgReference

Gear 2 used for pull test.Reference

Gasoline 12-speed 2WDMarch 14 - 31, 1958Link: Nebraska Tractor Test 641 fileReference

Belt fuel use (max)15.9 l/hourReference

Max pull2103 kgReference

Diesel 12-speed 2WDJune 2 - 10, 1958Link: Nebraska Tractor Test 653 fileReference

Belt fuel use (max)10.6 l/hourReference

Gear 3 used for power test.Reference

Max pull2134 kgReference

Gear 1 used for pull test.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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