Target Audience:
Small to medium-sized farms, hobby farmers, and vintage tractor enthusiasts
Market Segment:
Utility tractors in the 50-70 horsepower range
Key Advantage:
Renowned durability and reliability, with many units still in operation today
Engine:
Case-built diesel engine, known for fuel efficiency and torque reserve
Transmission:
Standard 8-speed or optional 12-speed shuttle transmission
Hydraulics:
Closed-center hydraulic system with draft and position control
PTO:
Independent 540 rpm PTO, optional 1000 rpm
Engine:
Complete engine diagnostics, disassembly, inspection, and overhaul procedures
Fuel System:
Injection pump, injectors, fuel tank, filters, and fuel lines
Cooling System:
Radiator, water pump, thermostat, and coolant flow
Electrical System:
Starter, alternator, wiring diagrams, and lighting system
Transmission:
Main transmission, range gearbox, and shuttle if equipped
Clutch:
Clutch adjustment, replacement, and related components
Differential:
Differential and final drives
Power Take-Off:
Independent PTO and driveline components
Hydraulic System:
Pump, control valves, lift cylinder, and remote valves
Steering System:
Manual and optional power steering units
Brake System:
Mechanical drum brakes, adjustment, and service
Axles and Suspension:
Front axle and rear axle components
Disassembly:
Step-by-step disassembly with torque specifications
Inspection:
Inspection criteria for parts, including wear limits
Repair:
Procedures for repairing or replacing components
Reassembly:
Reassembly instructions with clear illustrations
Level:
Comprehensive, suitable for both DIY and professional technicians
Exploded Views:
Detailed diagrams for each assembly
Part Numbers:
Original Case IH part numbers for ordering
File Format:
Portable Document Format (PDF)
Compatibility:
Any device with a PDF reader (Windows, Mac, Linux, iOS, Android)
Requirements:
Adobe Acrobat Reader or similar
Searchability:
Bookmarked chapters and searchable text
Resolution:
High-resolution scanned pages, clear and legible
Printing:
Can be printed for reference or use electronic copy
Binding Type:
Digital (no physical binding)
Paper Type:
N/A - digital product
Primary Engine:
Case A267 diesel, 4-cylinder, 267 cubic inches (4.4 L)
Option:
Case A267 gasoline/LP gas (for certain markets)
Power Output:
Approximately 55-60 PTO horsepower, depending on configuration
Torque Rise:
Approximately 15-20 percent
Fuel Type:
Diesel (or gasoline/LPG)
Fuel Injection:
Direct injection (diesel) with inline pump
Capacity:
Fuel tank approximately 20 gallons (76 liters)
Type:
Case 8-speed fully synchronized
Speeds:
8 forward and 2 reverse
Clutch:
Dry single disc, 10 inches
Type:
Case 12-speed power shuttle
Speeds:
12 forward and 3 reverse
Shuttle:
Hydraulic wet clutch shuttle for direction changes
Gear Shift:
Column-mounted shift lever
Range:
Low, medium, and high ranges
Crash Test Information:
N/A - tractors are not subject to crash testing
Brakes:
Mechanical drum brakes, independently actuated for steering assist
Steering:
Manual or optional power steering for improved control
Rollover Protection:
Optional rollover protective structure (ROPS) cab
Guards:
Power take-off (PTO) shield as standard
Audio System:
N/A - not equipped, tractor models of this era did not include infotainment
Hydraulic Controls:
Position and draft control for three-point hitch
Remote Valves:
Optional dual remote hydraulic valves for external implements
Tachometer:
Engine speed and hour meter are standard
Engine Oil:
Change every 100 hours or annually
Hydraulic Fluid:
Replace every 1,000 hours
Transmission Oil:
Change every 1,000 hours
Coolant:
Flush and replace every 2 years
Engine Oil:
SAE 30 or 15W-40, API service class CD or higher (diesel)
Hydraulic Fluid:
Case Hy-Tran or equivalent
Transmission Oil:
SAE 80 or 90 gear oil
Coolant:
Ethylene glycol-based, 50/50 mixture
Known Issues & Common Wear Items
Injectors:
May need cleaning or replacement due to fuel quality
Water Pump:
Seal can leak over time
Steering Box:
Wear in steering sector and worm gear may cause play
Brakes:
Brake linings wear and may need adjustment or replacement
Hydraulic Pump:
May lose efficiency if fluid is not maintained
Manufacturer:
Case Corporation (later Case IH after merger with International Harvester in 1985)
History:
J.I. Case founded in 1842, became a major tractor manufacturer
Successor:
Case 970 and later Case 1070 models
Lineage:
Part of the Case 70 series introduced in 1965 and produced until mid-1970s
Factory:
Manufactured in Racine, Wisconsin, USA
