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Backhoe Loader · 1981Unverified

J.I. Case 780C

Name: J.I. Case 780C
Brand: J.I. Case

J.I. Case 780C — Backhoe loader tractor · 124 hp. Reference specifications; pending source verification.

The J.I. Case 780C is a backhoe loader model with a rated power of 124 hp, which puts it at the powerful end of its class. The 780C was built from 1981 to 1988. It is powered by a 6-cylinder diesel liquid-cooled engine, paired with two-wheel drive with a powershift transmission. It has a listed operating weight of 18212 to 20421 pounds, and it suits operations of 200–800 ac. Full UK and US specifications are listed below, each with its source.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

124 hp

Weight

18212 to 20421 pounds

Catalogue coverage

Variants represented

Richest spec table

90 rows

Recorded power

124 hp

Transmissions

3-speed power shift

Production years

1981-1988

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerJ.I. CaseReference

Backhoe loader tractorReference

Two-wheel driveReference

Final drivesoutboard planetaryReference

Power steeringReference

Four-post ROPS/FOPS canopy. Optional cab with available air-conditioning.Reference

Engine

Case 5.9L 6-cyl dieselReference

Engine (gross)92.5 kWReference

Engine (net)83.5 kWReference

Case 6T-590Reference

dieselReference

6-cylinderReference

liquid-cooledReference

Displacement5.9 LReference

Bore/Stroke102 x 120 mmReference

Power (net)83.5 kWReference

Power (gross)92.5 kWReference

Fuel systemdirect injectionReference

Air cleanerdryReference

Compression17.5:1Reference

Rated RPM2200Reference

Torque501.7 NmReference

Torque RPM1200Reference

StarterelectricReference

Starter volts12Reference

Oil capacity11.4 LReference

Coolant capacity25.6 LReference

Transmission

3-speed power shiftReference

Typepower shiftReference

Gears3 forward and reverseReference

Three-speed power shift transmission with power shuttle and torque converter.Reference

Capacities

Fuel162.8 LReference

PTO & Hydraulics

Hydraulic system71.5 LReference

Typeopen centerReference

Capacity71.5 LReference

Pressure137.9 barReference

Pump flow119.2 lpmReference

Pump flow224.5 lpmReference

Steering flow105.2 lpmReference

Steering press.137.9 barReference

Dimensions

Wheelbase220 cmReference

Weight18212 to 20421 poundsReference

Front tire14x17.5Reference

Rear tire18.4x24Reference

Industrial front14x17.5Reference

Industrial rear18.4x24Reference

Length751 cmReference

Width251 cmReference

Front tread198 cmReference

Rear tread180 cmReference

8260 kgReference

9262 kgReference

Max front axle6642 kgReference

Max rear axle10012 kgReference

Steering wheel215 cmReference

Backhoe & Loader

Dig depth556 cmReference

Dump angle124 cmReference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps65Reference

Batteries2Reference

Battery volts12Reference

Attachment overview

Front-end loaderReference

BackhoeReference

J.I. Case Backhoe

Backhoe typeJ.I. Case BackhoeReference

Digging depth556 cmReference

2-Foot flat digging depth548 cmReference

Reach from pivot668 cmReference

Loading height386 cmReference

Bucket Rotation156°Reference

Swing Arc180°Reference

Bucket force6187 kgReference

Dipperstick force4975 kgReference

J.I. Case Extandahoe Backhoe

Backhoe typeJ.I. Case Extandahoe BackhoeReference

Digging depth (retracted stick)556 cmReference

Digging depth (extended stick)670 cmReference

2-Foot flat digging depth (retracted stick)548 cmReference

2-Foot flat digging depth (extended stick)668 cmReference

Reach from pivot (retracted stick)558 cmReference

Reach from pivot (extended stick)777 cmReference

Loading height (retracted stick)386 cmReference

Loading height (extended stick)441 cmReference

Bucket Rotation156°Reference

Swing Arc180°Reference

Bucket force (retracted stick)6233 kgReference

Bucket force (extended stick)6233 kgReference

Dipperstick force (retracted stick)5032 kgReference

Dipperstick force (extended stick)3691 kgReference

J.I. Case 780C Height

Cab292 cmReference

Exhaust312 cmReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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