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Used Ford 641 Tractors for Sale (4 listings)

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1961 Ford 641 40-99 HP
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1961 Ford 641

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$5,500 USD
Hours: 6023
USED FORD 641 WORKMASTER TRACTOR, GAS ENGINE, WIDE FRONT END, DISC FENDERS, 3 POINT HITCH, 540 PTO, 12.4-28" REAR TIRES, NEW CARBURATOR, FRONT BUMPER, STRAIGHT SHEET METAL, EXCELLENT PAINT, ALWAYS SHED... See all seller comments
$5,500 USD
Ridgway, IL
(812) 993-1291
 Ford 641 40-99 HP
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Ford 641

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Ford 641 for parts and salvage
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Southington, OH
(330) 462-7041
 Ford 641 40-99 HP
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Ford 641

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Ford 641 with loader for parts
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Southington, OH
(330) 462-7041
 Ford 641 40-99 HP

Ford 641

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SALVAGE ONLY - CONTACT US FOR YOUR PARTS NEEDS
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Sharon Springs, NY
(518) 284-2090

Ford 641 Specs

Overview

Battery
12 (diesel), 135 (12V)
Volts
6 (gas/lp)
Number
1
Amp-hours
80 (6V)
Capacity
Fuel
13 gal (49.2 L)
Rear axle
8 qts (7.6 L)
Hydraulic system
2 gal (7.6 L)
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
Electrical
negative (12V)
Ground
positive (6V)
Charging amps
20
Charging system
generator
Hydraulics
Capacity
2 gal (7.6 L)
Total flow
4 gpm (15.1 lpm)
Mechanical
power assist optional
Cab
Open operator station.
Brakes
differential mechanical expanding shoe
Chassis
4x2 2WD
Steering
manual
Production
Factory
Highland Park, Michigan, USA
Manufacturer
Ford
3-Point Hitch
Rear Type
I
Rear lift
1,250 lbs (567 kg)
Ford 641 Power
Plows
2 (14-inch)
PTO (tested)
31.78 hp (23.7 kW)
Belt (tested)
33.65 hp (25.1 kW)
Belt (claimed)
32 hp (23.9 kW)
Engine (gross)
48.4 hp (36.1 kW)
Drawbar (tested)
29.82 hp (22.2 kW)

641 Serial Numbers*

*General guideline: If your serial number is in between two years, your tractor is the earlier year.
1957
1001
1958
11977
1959
58312
1960
105943
1961
131427
1962
155531
Location
Transmission case, top left, behind the starter.
Dimensions & Tires
Weight
3,291 lbs (1492 kg)
Rear tire
11-28
Front tire
5.50-16
Power Take-off (PTO)
Rear PTO
transmission
Rear RPM
540

Engine

Engine Detail
0.028 inches (0.711 mm) (max), 134 ci (2.2 L), 144 ci (2.4 L), 4-cylinder 8-valve, diesel, Ford, Ford EAE Red Tiger, gasoline, liquid-cooled vertical inline, LP gas
Torque
126.8 lb-ft (171.9 Nm)
Emissions
Tier 0
Rated RPM
2200
Sparkplug
14MM
Oil change
100 h
Torque RPM
1600
Air cleaner
oil bath
Bore/Stroke
3.4375x3.60 inches (87 x 91 mm), 3.562x3.60 inches (90 x 91 mm)
Compression
16.8:1, 7.5:1
Firing order
1-2-4-3
Oil capacity
5 qts (4.7 L)
Power (gross)
42.7 hp (31.8 kW), 48.4 hp (36.1 kW)
Sparkplug gap
0.025 inches (0.635 mm) (min)
Starter volts
12, 6
Coolant capacity
15 qts (14.2 L)

Transmission

Transmission
Type
unsynchronized gear
Gears
12 forward and 3 reverse, 4 forward and 1 reverse
Clutch
dry disc
Speeds
Oil type
SAE 80 Mild EP
Manufacturer
Ford
Oil capacity
6 qts (5.7 L)

Dimensions

Dimensions
Rear tread
52 to 76 inches (132 to 193 cm)
Front tread
52 to 80 inches (132 to 203 cm)
Weight (ballasted)
5,523 lbs (2505 kg)
Weight (operating)
3,291 lbs (1492 kg)
Ford 641 Tires
Ag rear
11-28
Ag front
5.50-16

Tests

Nebraska Tractor Test 642
Type
Gasoline 12-speed 2WD
Test Date
March 20 - 31, 1958
Test report
PDF file
Max pull gear
1
Belt power (max)
33.65 hp (25.1 kW)
Drawbar pull (max)
4,101 lbs (1860 kg)
Belt fuel use (max)
3.4 gal/hour (12.9 l/hour)
Drawbar power (max)
29.82 hp (22.2 kW)
Nebraska Tractor Test 686
Type
Diesel 12-speed 2WD
Test Date
March 11 - 18, 1959
Test report
PDF file
Max pull gear
1
Drawbar pull (max)
4,230 lbs (1918 kg)
Drawbar power (max)
29.33 hp (21.9 kW)
Drawbar fuel use (max)
2.3 gal/hour (8.7 l/hour)
PTO fuel use (PTO speed)
1.8 gal/hour (6.8 l/hour)
PTO fuel use (engine speed)
2.2 gal/hour (8.3 l/hour)
PTO power (rated PTO speed)
25.29 hp (18.9 kW)
PTO power (rated engine speed)
31.78 hp (23.7 kW)
This data is sourced from the public domain and Machinery Pete cannot guarantee accuracy.