International Harvester 660 Engine


International Harvester 660 tractor photo
1959 - 1963
Standard-tread tractor
Series map:
560
660
72.5hp
95.0hp
Engine options
International Harvester 4.3L 6-cyl gasoline
International Harvester 4.6L 6-cyl diesel
International Harvester 4.3L 6-cyl LP gas
Engine Detail
International Harvester C-263
gasoline
6-cylinder
liquid-cooled vertical L-head
Displacement263 ci
4.3 L
Bore/Stroke3.5625x4.3906 inches
90 x 112 mm
Power95 hp
70.8 kW
Air cleaneroil bath
Compression7.2:1
Rated RPM2400
Torque219 lb-ft
297.0 Nm
Torque RPM1300
Oil capacity9 qts
8.5 L
Coolant capacity20 qts
18.9 L
Engine Detail
International Harvester D-282
diesel
6-cylinder
liquid-cooled vertical L-head
Displacement282 ci
4.6 L
Bore/Stroke3.6875x4.3906 inches
94 x 112 mm
Power95 hp
70.8 kW
Air cleaneroil bath
Compression18.2:1
Rated RPM2400
Torque219 lb-ft
297.0 Nm
Torque RPM1800
Firing order1-5-3-6-2-4
Oil capacity9 qts
8.5 L
Coolant capacity23 qts
21.8 L
Engine Detail
International Harvester C-263
LP gas
6-cylinder
liquid-cooled vertical L-head
Displacement263 ci
4.3 L
Bore/Stroke3.5625x4.3906 inches
90 x 112 mm
Power95 hp
70.8 kW
Air cleaneroil bath
Compression8.75:1
Rated RPM2400
Torque212 lb-ft
287.5 Nm
Torque RPM1200
Oil capacity9 qts
8.5 L
Coolant capacity21 qts
19.9 L
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on August 30, 2023
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