international harvester 706

1963 - 1967

Standard-tread tractor

Standard-tread tractor

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

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 (hot) 0.686 mm

Exhaust valve clearance

0.027 inches (hot) 0.686 mm

Oil capacity

9 qts 8.5 L

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

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 (gas) 19.4 L

 

21 qts (LP gas) 19.9 L

Sparkplug gap

0.023 inches (gas) 0.584 mm

 

0.015 inches (LP) 0.381 mm

Point gap

0.020 inches 0.508 mm

Intake valve clearance

0.027 inches (hot) 0.686 mm

Exhaust valve clearance

0.027 inches (hot) 0.686 mm

Oil capacity

9 qts 8.5 L

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