Market Position:
Compact industrial diesel engines for OEM equipment and standalone power applications
Target Audience:
Equipment manufacturers, fleet operators, technicians and DIY owners
Key Advantage:
Simple, robust, air-cooled-style maintenance access with Kubota parts and service network
Key Features:
Water-cooled diesel, mechanical governor, direct injection, compact footprint
Engine Mechanical:
Cylinder head, cylinder block, pistons, rings, connecting rods, crankshaft, bearings, camshaft, valve train
Lubrication System:
Oil pump, oil filter, oil cooler, galleries, pressure checks
Cooling System:
Radiator, water pump, thermostat, hoses, coolant flow
Fuel System:
Fuel tank, fuel filter, injection pump, injection nozzles, fuel lines, bleeding procedure
Governor:
Mechanical governor inspection, adjustment and linkage
Electrical System:
Starter motor, alternator, battery, glow plugs, wiring, sensors, safety switches
Intake and Exhaust:
Air cleaner, intake manifold, exhaust manifold, muffler, EGR if equipped
Emission Controls:
Ventilation and crankcase breather, smoke limits, basic emission-related adjustments
Troubleshooting:
Symptom-based diagnosis for no-start, low power, overheating, oil consumption and smoke faults
Disassembly and Reassembly:
Step-by-step engine removal strip-down and rebuild sequence
Inspection and Measurement:
Cylinder bore, piston clearance, ring end gap, valve seat and guide, crankshaft runout and journal size
Adjustments:
Valve clearance, injection timing, governor linkage, belt tension, idle and maximum speed
Testing:
Compression test, fuel pressure test, cooling system pressure test, electrical component tests
Tightening Torques:
Standard bolt torques and special component torque values
Repair Limits and Tolerances:
Wear limits, service limits and standard dimensions tables
Wiring Diagrams:
Electrical schematics and connector views
Technical Depth and Parts
Technical Depth:
OEM-level factory procedures including specifications, tolerances and torque values
Parts Information:
Component identification and reference to Kubota parts for replacement
Special Tools:
Notes tooling and measuring equipment required for major operations
Audience:
Professional technicians and experienced DIY owners
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Engine Models:
OC60-E2 and OC95-E2
Engine Family:
Kubota OC series water-cooled diesel
Combustion Cycle:
4-stroke diesel
Cooling:
Water-cooled with radiator and water pump
Fuel System:
Mechanical fuel injection pump with injection nozzles
Governor:
Mechanical governor
Induction:
Naturally aspirated
Number of Cylinders:
N/A - not specified in the source description
Displacement:
N/A - not specified in the source description
Rated Output:
N/A - not specified in the source description
Rated Speed:
N/A - not specified in the source description
Bore and Stroke:
N/A - not specified in the source description
Compression Ratio:
N/A - not specified in the source description
Starting System:
Electric starter with glow plugs
Service Intervals:
Routine oil, filter, fuel filter and coolant service as scheduled in the manual
Fluid Specifications:
Engine oil and coolant per Kubota recommendations in the manual
Common Wear Items:
Filters, belts, hoses, injector nozzles, glow plugs and gaskets
Known Issues:
Hard starting, smoke, overheating and fuel system faults addressed in troubleshooting