International Harvester

International Harvester 3088

The International Harvester 3088 is a row-crop tractor produced from 1981 to 1985 as part of the 30 Series. Built in Rock Island, Illinois, USA, a total of 1,065 units were made. It features a 5.9L 6-cylinder diesel engine producing approximately 88.9 hp estimated engine power, with a 16-speed partial power shift transmission. The tractor offers two- or four-wheel drive options, power steering, hydraulic wet disc brakes, and a four-post ROPS standard with optional cab or open-station configurations. It has a fuel capacity of 50 gallons and a hydraulic system capacity of 22.5 gallons. Dimensions include a 105-inch wheelbase, 184-inch length, and operating weight up to 11,940 lbs with cab. The 3088 is equipped with rear PTO independent type with 540/1000 RPM options and uses 9.5L-15 front tires and 18.4-34 rear tires.

Power88 hp[P]

Founded1981 - 1985

Model3088

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Technical Specifications

Detailed specifications and technical data for International Harvester 3088

Power

PTO (tested)	81.35 hp (60.7 kW)
PTO (claimed)	80 hp (59.7 kW)
Drawbar (tested)	70.31 hp (52.4 kW)
Drawbar (claimed)	70 hp (52.2 kW)

Engine

Type	diesel
Model	International Harvester D358
Cooling	liquid-cooled
Idle RPM	900-2400
Cylinders	6-cylinder
Rated RPM	2400
Air cleaner	dual dry element
Bore/Stroke	3.875x5.0625 inches (98 x 129 mm)
Displacement	358 ci (5.9 L)
Oil capacity	11 qts (10.4 L)
Starter volts	12
Coolant capacity	24 qts (22.7 L)
Compression ratio	16.4:1

Capacity

Fuel	50 gal (189.2 L)
Hydraulic system	22.5 gal (85.2 L)

Electrical

Ground	negative
Battery volts	12

Hydraulics

Type	open center
Valves	2 or 3
Capacity	22.5 gal (85.2 L)
Pump flow	15 gpm (56.8 lpm)
Total flow	27 gpm (102.2 lpm)
Steering flow	12 gpm (45.4 lpm)

Mechanical

ROPS	Four-post ROPS standard. Available with cab or as open-station tractor.
Drive	Two- or four-wheel drive
Brakes	Hydraulic wet disc brakes
Steering	Power steering

Production

Type	Row-Crop tractor
Series	30 Series
Built in	Rock Island, Illinois, USA
Total built	1,065
Original price	$28,900 in 1985
Years produced	1981 - 1985

Transmission

Type	partial power shift
Gears	16 forward and 8 reverse
Clutch	cerametallic disc
Description	Left lever selects gear, right lever selects high, low, or reverse range. Tractor may be shifted on the move without the clutch between gear pairs (1-2, 3-4, etc). Synchronized shifting, using the clutch, between gear pairs (2 to 3, 4 to 5, etc). The transmission is four-gear with the powershift provided by an eletcric solenoid actuated Torque Amplifier.
Oil capacity	90 qts (85.2 L)

Tractor hitch

Control	draft sensing
Rear Type	II

Serial Numbers

Location	Serial number plate on the right side of the tractor frame, ahead of the rear axle.

Dimensions & Tires

Width	102 inches (259 cm) (Width at minimum tread.)
Length	184 inches (467 cm)
Rear axle	3.25 by 104 inches (82 by 2641 mm), 3.25 by 118 inches (82 by 2997 mm)
Rear tire	18.4-34
Wheelbase	105 inches (266 cm)
Front tire	9.5L-15
Rear tread	60 to 127.5 inches (152 to 323 cm)
Front tread	60 to 84 inches (152 to 213 cm)
Height (cab)	112 inches (284 cm)
Shipping weight	10600 lbs (4808 kg)
Ground clearance	13 inches (33 cm)
Operating weight	11940 lbs (5415 kg) (With cab.)