FastFix DB
Search for Workshop, Owner, Service and Parts Manuals
info | |
This tractor was one of the models that made the 601 Workmaster series. An orchard variant was also available, with a model number of 641-21. |
Production | |
Manufacturer: | Ford |
Factory: | Highland Park, Michigan, USA |
Original price (USD), $3,096 (1961 ), |
Variants | |
611: | Select-O-Speed, no PTO |
621: | Four-speed, no PTO or 3-point |
631: | Four-speed, no PTO |
641: | Four-speed |
651: | Five-speed |
661: | Five-speed, live PTO |
671: | Select-O-Speed |
681: | Select-O-Speed, dual-speed PTO |
Capacity | |
Fuel: | 13 gal [49.2 L] |
Hydraulic system: | 2 gal [7.6 L] |
Rear axle: | 8 qts [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 | |
Weight: | 3,291 lbs [1492 kg] |
Front tire: | 5.50-16 |
Rear tire: | 11-28 |
641 Serial Numbers | |
Location: | Transmission case, top left, behind the starter. |
Ford 641 Power | |
Engine (gross): | 48.4 hp [36.1 kW] |
Belt (claimed): | 32 hp [23.9 kW] |
Plows: | 2 (14-inch) |
Drawbar (tested): | 29.82 hp [22.2 kW] |
PTO (tested): | 31.78 hp [23.7 kW] |
Belt (tested): | 33.65 hp [25.1 kW] |
Mechanical | |
Chassis: | 4x2 2WD |
Steering: | manual, power assist optional |
Brakes: | differential mechanical expanding shoe |
Cab: | Open operator station. |
Hydraulics | |
Capacity: | 2 gal [7.6 L] |
Total flow: | 4 gpm [15.1 lpm] |
Electrical | |
Ground: | positive (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: | 3.4375x3.60 inches [87 x 91 mm] |
Emissions: | Tier 0 |
Power (gross): | 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 |
Oil capacity: | 5 qts [4.7 L] |
Oil change: | 100 h |
Coolant capacity: | 15 qts [14.2 L] |
Sparkplug: | 14MM |
Sparkplug gap: | 0.025 inches [0.635 mm] (min), 0.028 inches [0.711 mm] (max) |
Engine Detail | |
Ford EAE Red Tiger, gasoline, 4-cylinder 8-valve, liquid-cooled vertical inline, 134 ci [2.2 L] |
info | |
SAE 80 Mild EP |
Transmission | |
Manufacturer: | Ford |
Type: | unsynchronized gear |
Gears: | 4 forward and 1 reverse |
Oil capacity: | 6 qts [5.7 L] |
info | |
Previous model: | Ford 640 |
Dimensions | |
Weight (operating): | 3,291 lbs [1492 kg] |
Weight (ballasted): | 5,523 lbs [2505 kg] |
Front tread: | 52 to 80 inches [132 to 203 cm] |
Rear tread: | 52 to 76 inches [132 to 193 cm] |
Ford 641 Tires | |
Ag front: | 5.50-16 |
Ag rear: | 11-28 |