international harvester 686
![]() | 1976 - 1980 | 1976 - 1980 |
|---|---|---|
1976 - 1980 | ||
1976 - 1980 |
|---|
Engine options | |
|---|---|
International Harvester 5.1L 6-cyl diesel | |
International Harvester 4.8L 6-cyl gasoline |
Engine Detail | |
|---|---|
International Harvester D310 | |
diesel | |
6-cylinder | |
liquid-cooled | |
German (Nuess) built diesel that replaced the 312 diesel in 1979. | |
Displacement | 310 ci
5.1 L |
Bore/Stroke | 3.875x4.375 inches
98 x 111 mm |
Rated RPM | 2000 |
Starter volts | 12 |
Engine Detail | |
|---|---|
International Harvester D-312 | |
diesel | |
6-cylinder | |
liquid-cooled | |
Displacement | 312 ci
5.1 L |
Bore/Stroke | 3.875x4.410 inches
98 x 112 mm |
Air cleaner | dry |
Rated RPM | 2000 |
Idle RPM | 900-2000 |
Oil capacity | 12 qts
11.4 L |
Coolant capacity | 21 qts
19.9 L |
Engine Detail | |
|---|---|
International Harvester C291 | |
gasoline | |
6-cylinder | |
liquid-cooled | |
Displacement | 291 ci
4.8 L |
Bore/Stroke | 3.75x4.39 inches
95 x 112 mm |
Rated RPM | 2000 |
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