Case industrial tractors

J.I. Case 680 Construction King

The J.I. Case 680 Construction King is an industrial tractor produced from 1966 to 1968. It features a 71 hp engine with options for a 4.4L 4-cylinder diesel or a 4.1L 4-cylinder gasoline engine. The tractor has a 4-speed power shuttle transmission, two-wheel drive, hydrostatic power steering, and hydraulic disc brakes. It has an open operator station and supports front-end loader attachments with a lift capacity of 5000 lbs and breakout force of 10050 lbs. The tractor's dimensions include an 80.5 inch wheelbase, 194.5 inch length, and weighs approximately 12375 lbs. It uses 11Lx16 front tires and 16.9x24 rear tires. The hydraulic system is open center with a total flow of 42 gpm at 2150 psi pressure. Electrical system includes a 55 amp alternator and two 12-volt batteries.

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Model680

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Technical Specifications

Detailed specifications and technical data for J.I. Case 680 Construction King

Power

Engine (net)	64 hp (47.7 kW)
Engine (gross)	71 hp (52.9 kW)

Tires

Rear tire	16.9x24
Front tire	11Lx16

Engine

Torque	203 lb-ft (275.3 Nm)
Cooling	liquid-cooled
Starter	electric
Cylinders	4-cylinder
Rated RPM	2000
Torque RPM	1300
Bore/Stroke	4.00x5.00 inches (102 x 127 mm)
Compression	7.5:1
Power (net)	63.5 hp (47.4 kW)
Displacement	251 ci (4.1 L)
Power (gross)	71 hp (52.9 kW)
Starter volts	12
Engine options	J.I. Case 4.4L 4-cyl diesel, J.I. Case 4.1L 4-cyl gasoline

Weight

Shipping	12375 lbs (5613 kg) (loader tractor)
Max front axle static	11000 lbs (4989 kg)
Max front axle dynamic	44000 lbs (19958 kg)

Capacity

Fuel	28 gal (106.0 L)
Hydraulic system	17.5 gal (66.2 L)

Dimensions

Length	194.5 inches (494 cm)
Wheelbase	80.5 inches (204 cm)
Rear tread	66.75 inches (169 cm)
Front tread	70.75 inches (179 cm)
Height (exhaust)	95.75 inches (243 cm)
Clearance (rear axle)	13.25 inches (33 cm)
Height (steering wheel)	79 inches (200 cm)

Electrical

Batteries	2
Battery volts	12
Charging amps	55
Charging system	alternator

Hydraulics

Type	open center
Capacity	17.5 gal (66.2 L)
Pressure	2150 psi (148.2 bar)
Pump flow	25 gpm (94.6 lpm)
Total flow	42 gpm (159.0 lpm)
Auxiliary flow	17 gpm (64.3 lpm)

Mechanical

Drive	Two-wheel drive
Brakes	Hydraulic disc brakes
Steering	hydrostatic power
Operator station	Open operator station

Production

Type	Industrial tractor
Years made	1966 - 1968
Manufacturer	J.I. Case

Attachments

Dump time	1.5s
Dump angle	45°
Lower time	3.2s
Raise time	5.5s
Bucket width	85 inches (215 cm)
Reach (ground)	66.5 inches (168 cm)
Height (at pin)	123.5 inches (313 cm)
Loader lift capacity	5000 lbs (2268 kg) full at pin
Loader breakout force	10050 lbs (4558 kg) at pin
Rollback (ground line)	39°