Tractor · 1958Unverified
Ford Powermaster 881
Ford Powermaster 881 — 801 Powermaster Series · 63 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
63 hp
Max power
27.6 kW
Weight
1587 kg
Hover a source tag to verify
Overview
ManufacturerFordReference
Utility tractorReference
Built in Highland Park, Michigan, USAReference
The Ford model 881 was the top end of the Ford 801 Powermaster series, featuring the Select-O-Speed transmission, hydraulics, three-point hitch, and a two-speed independent power take off (PTO).Reference
Two-wheel driveReference
SteeringmanualReference
Steeringpower assist optionalReference
Differential mechanical expanding shoe brakesReference
Open operator station.Reference
Variants
981row-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
Belt (claimed)29.8 kWReference
Plows3Reference
Drawbar (tested)27.6 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
Intake valve clearance0.381 mmReference
Exhaust valve clearance0.381 mmReference
FordReference
dieselReference
Power42.0 kWReference
Compression16.8:1Reference
Torque190.4 NmReference
Torque RPM1400Reference
Starter volts12Reference
Power at rated engine speed34.4 kWReference
Max power27.6 kWReference
Power at rated engine speed32.5 kWReference
Max power25.6 kWReference
Power at rated engine speed30.8 kWReference
Max power25.1 kWReference
Transmission
10-speed full power shiftReference
TransmissionFord Select-O-SpeedReference
Typefull power shiftReference
Gears10 forward and 2 reverseReference
Clutchhydraulic wet discReference
Oil typeFord M2C41Reference
PTO & Hydraulics
PTO (tested)34.4 kWReference
Hydraulic system7.6 LReference
Typeopen centerReference
Capacity7.6 LReference
Pressure137.9 barReference
Total flow15.1 lpmReference
Rear TypeIReference
Rear lift567 kgReference
Rear PTOindependentReference
Rear PTO Type540/1000Reference
Power at rated PTO speed29.1 kWReference
Power at rated PTO speed29.3 kWReference
Power at rated PTO speed25.3 kWReference
Capacities
Fuel64.3 LReference
Dimensions
Wheelbase189 cmReference
Weight1587 kgReference
Front tire6.00x16Reference
Rear tire12x28Reference
Ag front6.00x16Reference
Ag rear12x28Reference
Operating weight1587 kgReference
Ballasted weight3046 kgReference
Front tread132 to 203 cmReference
Rear tread132 to 193 cmReference
881 Serial Numbers
Location:Left side of tractor, on top of transmission case behind the starter.Reference
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
Test results
NTTL 701: gasoline Select-O-Speed 2WDReference
NTTL 703: LP gas Select-O-Speed 2WDReference
NTTL 705: diesel Select-O-Speed 2WDReference
Gasoline Select-O-Speed 2WDJune 6 - 17, 1959Link: Nebraska Tractor Test 701 fileReference
PTO performanceReference
Fuel use14.4 l/hourReference
Fuel use11.7 l/hourReference
Drawbar performanceReference
Fuel use13.2 l/hourReference
Gear 6 used for power test.Reference
Max pull2339 kgReference
Gear 4 used for pull test.Reference
LP gas Select-O-Speed 2WDJune 16 - July 24, 1959Link: Nebraska Tractor Test 703 fileReference
Fuel use18.9 l/hourReference
Fuel use16.7 l/hourReference
Fuel use17.8 l/hourReference
Max pull2327 kgReference
Diesel Select-O-Speed 2WDJune 28 - July 2, 1959Link: Nebraska Tractor Test 705 fileReference
Fuel use11.4 l/hourReference
Fuel use8.7 l/hourReference
Fuel use9.8 l/hourReference
Max pull2341 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.