International Harvester 706 Engine


International Harvester 706 tractor photo
1963 - 1967
Standard-tread tractor
Series:706806
756
Engines overview
International Harvester 4.6L 6-cyl diesel
International Harvester 5.1L 6-cyl diesel
International Harvester 4.3L 6-cyl gasoline
Interntional Harvester 4.8L 6-cyl gasoline
Engine Detail
International Harvester D282
diesel
6-cylinder
liquid-cooled
The 282 was the original diesel available for the 706. It was later replaced by the German-built 310 diesel.
Displacement:282 ci
4.6 L
Bore/Stroke:3.6875x4.3906 inches
94 x 112 mm
Rated RPM:2300
Firing order:1-5-3-6-2-4
Coolant capacity:21.5 qts
20.3 L
Intake valve clearance:0.027 inches
0.686 mm (hot)
Exhaust valve clearance:0.027 inches
0.686 mm (hot)
Engine Oil
706 diesel engine oil chart
Oil capacity:9 qts
8.5 L
Engine Detail
International Harvester D310
diesel
6-cylinder
liquid-cooled
The 310 replaced the 282 diesel in November 1966, serial number 37237.
Displacement:310 ci
5.1 L
Bore/Stroke:3.875x4.375 inches
98 x 111 mm
Rated RPM:2300
Engine Detail
International Harvester C263
gasoline
6-cylinder
liquid-cooled
The 263 was also available as an LP gas engine.
Displacement:263 ci
4.3 L
Bore/Stroke:3.5625x4.3906 inches
90 x 112 mm
Rated RPM:2300
Coolant capacity:20.5 qts
19.4 L (gas)
 21 qts
19.9 L (LP gas)
Sparkplug gap:0.023 inches
0.584 mm (gas)
 0.015 inches
0.381 mm (LP)
Point gap:0.020 inches
0.508 mm
Intake valve clearance:0.027 inches
0.686 mm (hot)
Exhaust valve clearance:0.027 inches
0.686 mm (hot)
Engine Oil
706 gasoline engine oil chart
Oil capacity:9 qts
8.5 L
Engine Detail
Interntional Harvester C291
gasoline
6-cylinder
liquid-cooled
The 291 was also available as an LP gas engine.
Displacement:291 ci
4.8 L
Bore/Stroke:3.75x4.39 inches
95 x 112 mm
Compression:7.5:1
Rated RPM:2300
Page information
Last update:April 28, 2021
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