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Farmall 656 vs Farmall B-450
Verdict: Farmall 656 vs Farmall B-450
The Farmall 656 and the Farmall B-450 are both tractors — here is how they stack up on the figures that matter. Farmall 656 leads on rated power with 64 hp against 55 hp. Farmall B-450 is the lighter machine (2,689 kg vs 6,250 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Farmall 656 is the newer design (1965 vs 1959). In short: choose the Farmall 656 for outright pulling power, or the Farmall B-450 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Farmall
62
Fit score
Best match
Clear
Farmall
62
Fit score
Best match
Clear
Rated power
64 hp
55 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Farmall (a part of International Harvester)Reference
Farmall (a part of International Harvester)Reference
With 15.5-38 rear tires.Reference
With 13.00x30 rear tires.Reference
Total built
—
11,011Reference
Differential lock
—
mechanical rearReference
Variants
2656
industrial tractorReference
—
IH 656
utility tractorReference
—
Farmall 656
row-crop tractorReference
—
656HC
high-clearReference
—
McCormick B-450
—
standardReference
Farmall B-450
—
row-cropReference
Engine
Fuel tank
147.6 LReference
—
Plows
4-5Reference
—
Drawbar (tested)
39.7 kWReference
—
Displacement
4.3 LReference
4.3 LReference
Bore/Stroke
90 x 112 mmReference
102 x 133 mmReference
Air cleaner
dryReference
—
Compression
8.8:1Reference
—
Rated RPM
2300 (late)Reference
1500Reference
Firing order
1-5-3-6-2-4Reference
—
Starter volts
12Reference
12Reference
Oil capacity
64.4 LReference
50.0 LReference
Coolant capacity
19.9 LReference
25.0 LReference
Power at rated engine speed
49.1 kWReference
—
Max power
37.4 kWReference
—
Engine
—
41.0 kWReference
Power
—
41.0 kWReference
Torque
—
271.2 NmReference
Torque RPM
—
1100Reference
Starter
—
electricReference
Transmission
Transmission
hydrostaticReference
—
Gears
infinite forward and reverse (2-range)Reference
5 forward and 1 reverseReference
Clutch
—
305mm dry discReference
PTO & Hydraulics
Gasoline PTO (claimed)
47.6 kWReference
—
Diesel PTO (claimed)
45.9 kWReference
—
PTO (tested)
49.3 kWReference
—
Type
two-speed power shiftReference
gearReference
Rear valves
1 or 2Reference
—
Total flow
45.4 lpmReference
—
Rear Type
IIReference
IIReference
Control
position and draft controlReference
—
Rear PTO
independentReference
—
Rear PTO Type
540/1000Reference
540 (1.375)Reference
Engine RPM
1000@1800Reference
555@1500Reference
Power at rated PTO speed
45.3 kWReference
—
Hydraulic system
—
13.6 LReference
Capacity
—
13.6 LReference
Pressure
—
137.9 barReference
Rear lift
—
2830 kgReference
Dimensions
Wheelbase
244 cmReference
201 cmReference
Weight
6250 to 7230 poundsReference
2689 kgReference
Front tire
6.00-16Reference
6.00x16Reference
Rear tire
15.5-38Reference
13.00x30Reference
Ag front
6.00-16Reference
6.00x16Reference
Ag rear
15.5-38Reference
12.00x38Reference
Length
386 cmReference
367 cmReference
Width
220 cmReference
—
Height (steering wheel)
195 cmReference
197 cmReference
Clearance (front axle)
53 cmReference
49 cmReference
Clearance (drawbar)
33 cmReference
—
Front tread
40 cmReference
129 to 205 cmReference
Rear tread
127 to 243 cmReference
245 to 287 cmReference
Shipping
2957 kgReference
—
Operating
3279 kgReference
—
Ballasted
4188 kgReference
—
Operating weight
—
2689 kgReference
Farmall 656 attachments
656 Serial Number Location
656 Serial Numbers
1965
8501Reference
8042Reference
1966
15505Reference
9696Reference
1967
24372Reference
10380Reference
1968
32007Reference
10764Reference
1969
38861Reference
11027Reference
1970
42518Reference
11162Reference
1971
45497Reference
—
1972
47951Reference
—
Electrical
Charging amps
55Reference
—
Batteries
2 (diesel)Reference
—
Battery volts
6 (diesel)Reference
—
Battery AH
130 (diesel)Reference
—
Attachment overview
Test results
Fuel use
24.2 l/hourReference
—
Max pull
3441 kgReference
—
Speeds
Capacities
Fuel
—
79.1 LReference
Diameter
—
27 cmReference
RPM
—
929.6Reference
Speed
—
815.95 meters/minReference
B-450 Serial Numbers
1959
—
501Reference
1960
—
657Reference
1961
—
1980Reference
1962
—
3047Reference
1963
—
5638Reference
1964
—
6919Reference
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.