Options:International Harvester 2.2L 4-cyl gasoline, International Harvester 2.7L 4-cyl diesel
Diesel notes:The diesel engine was available as an option on the 340 starting in 1960.
Diesel power:47 hp (35.0 kW)
Diesel torque:129 lb-ft (174.9 Nm)
Diesel cooling:liquid-cooled
Gasoline power:47 hp (35.0 kW)
Gasoline torque:128 lb-ft (173.6 Nm)
Diesel cylinders:4-cylinder
Diesel rated RPM:2000
Gasoline cooling:liquid-cooled
Diesel torque RPM:1400
Diesel air cleaner:oil bath
Diesel bore/stroke:3.6875x3.875 inches (94 x 98 mm)
Diesel compression:19.2:1
Fuel tank capacity:15 gal (gasoline), 23 gal (LP-gas)
Gasoline cylinders:4-cylinder
Gasoline rated RPM:2000
Diesel displacement:166 ci (2.7 L)
Diesel engine model:International Harvester D-166
Diesel oil capacity:7 qts (6.6 L)
Gasoline torque RPM:1200
Diesel starter volts:12
Gasoline air cleaner:oil bath
Gasoline bore/stroke:3.25x4.0625 inches (83 x 103 mm)
Gasoline compression:7.6:1
Gasoline displacement:135 ci (2.2 L)
Gasoline engine model:International Harvester C-135
Gasoline oil capacity:5 qts (4.7 L)
Gasoline starter volts:6
Diesel coolant capacity:18.6 qts (17.6 L)
Gasoline coolant capacity:14 qts (13.2 L)