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International Harvester 278 vs International Harvester AI
Verdict: International Harvester 278 vs International Harvester AI
The International Harvester 278 and the International Harvester AI are both industrial tractors — here is how they stack up on the figures that matter. International Harvester 278 is the newer design (1977 vs 1939). 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
International Harvester
79
Fit score
Best match
Clear
International Harvester
62
Fit score
Clear
Rated power
null hp
16 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
The Torque Amplifier (TA) provides a power shift (clutchless, on the move) from direct drive (DD) to a lower TA speed.Reference
liquid-cooledReference
Variants
784
farm tractorReference
—
A
—
Farmall row-cropReference
Engine
Displacement
4.0 LReference
1.9 LReference
Bore/Stroke
100 x 129 mmReference
76 x 102 mmReference
Air cleaner
dryReference
—
Compression
15.5:1Reference
6:1Reference
Rated RPM
2400Reference
1400Reference
Oil capacity
34.1 LReference
4.7 LReference
Coolant capacity
13.6 LReference
12.3 LReference
Firing order
—
1-3-4-2Reference
Transmission
Type
two-speed power shiftReference
gearReference
Gears
16 forward and 8 reverseReference
4 forward and 1 reverseReference
Clutch
dry discReference
—
Transmission
Torque AmplifierReference
—
Speeds
PTO & Hydraulics
PTO (claimed)
—
12.2 kWReference
AI Serial Number Location
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.