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Ford 3600 Narrow vs Ford 820
Verdict: Ford 3600 Narrow vs Ford 820
The Ford 3600 Narrow and the Ford 820 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 40 hp. Ford 3600 Narrow is the newer design (1975 vs 1955). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Ford
62
Fit score
Best match
Clear
Ford
62
Fit score
Best match
Clear
Rated power
40 hp
40 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
FordReference
FordReference
liquid-cooledReference
LP gasReference
Differential lock
mechanical rearReference
—
Steering
—
power assist optionalReference
Variants
820
—
no 3-point or hydraulicsReference
840
—
four-speedReference
850
—
transmission PTOReference
860
—
live PTOReference
3600
utilityReference
—
3600-N
narrowReference
—
3600-O
orchardReference
—
Engine
Engine
35.0 kWReference
—
Displacement
2.9 LReference
2.8 LReference
Bore/Stroke
107 x 107 mmReference
99 x 91 mmReference
Power
35.0 kWReference
—
Rated RPM
2000Reference
2200Reference
Torque
181.7 NmReference
—
Torque RPM
1200Reference
—
Starter
electricReference
—
Starter volts
12Reference
6Reference
Belt (claimed)
—
29.8 kWReference
Plows
—
3Reference
Air cleaner
—
oil bathReference
Compression
—
8.0:1Reference
Firing order
—
1-2-4-3Reference
Coolant capacity
—
14.2 LReference
Oil capacity
—
7.6 LReference
Transmission
Gears
8 forward and 2 reverseReference
5 forward and 1 reverseReference
Clutch
279.4mm dry discReference
dry discReference
Oil type
—
SAE 80 Mild EPReference
PTO & Hydraulics
PTO (claimed)
29.8 kWReference
—
Type
gearReference
unsynchronized gearReference
Pressure
172.4 barReference
—
Rear valves
1Reference
—
Pump flow
31.4 lpmReference
—
Rear Type
IReference
—
Control
position and draft controlReference
—
Rear PTO
liveReference
transmissionReference
Rear PTO Type
540 (1.375)Reference
540 (1.125)Reference
Engine RPM
540@2000Reference
—
Dimensions
Wheelbase
195 cmReference
189 cmReference
Front tire
5.50x16Reference
6.00-16Reference
Rear tire
10x28Reference
10-28Reference
Standard tires (ag)
Front: 5.50x16. Rear: 10x28Reference
—
Length
322 cmReference
288 cmReference
Width
135 cmReference
164 cmReference
Height (steering wheel)
147 cmReference
—
Height (hood)
133 cmReference
—
Clearance (front axle)
54 cmReference
—
Front tread
111 to 152 cmReference
132 to 203 cmReference
Rear tread
104 to 155 cmReference
121 to 193 cmReference
Weight
—
2850 to 3400 poundsReference
Ag front
—
6.00-16Reference
Ag rear
—
10-28Reference
Height
—
140 cmReference
Ground clearance
—
48 cmReference
Shipping
—
1292 kgReference
Operating
—
1542 kgReference
Ballasted
—
3039 kgReference
Electrical
Ground
negativeReference
positiveReference
Charging system
alternatorReference
generatorReference
Charging amps
46Reference
20Reference
Battery volts
12Reference
6Reference
Battery AH
80Reference
—
Capacities
Fuel
—
53.0 LReference
Rear axle
—
10.4 LReference
820 Serial Number Location
820 Serial Numbers
1954
—
1Reference
1955
—
10615Reference
1956
—
77271Reference
1957
—
116368Reference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.