Model Series:
108-2 Series
Model Variants:
S6D108-2, SA6D108-2, SAA6D108-2
Production Years:
N/A - not specified in available data
Engine Type:
Diesel, 6-cylinder, four-stroke
Market Position:
Designed for industrial and construction applications, these engines are targeted at operators requiring robust, reliable power for heavy-duty equipment.
Competitive Advantage:
Known for durability and efficiency, the 108-2 series engines offer dependable performance in demanding environments, with a design that emphasizes longevity and ease of maintenance.
Key Features:
Advanced combustion system, durable components, and compatibility with a range of Komatsu machinery.
Publication Specifications
Coverage Areas:
Complete repair and overhaul procedures for Komatsu S6D108-2, SA6D108-2, and SAA6D108-2 diesel engines.
Page Count:
N/A - not specified
Manual Type:
Shop Manual (Service Manual)
Format:
PDF (Portable Document Format)
Delivery:
Instant download
Content:
Step-by-step instructions, specifications, tolerances, diagrams, illustrations, and pictures.
General Information:
Engine identification, general precautions, and specifications.
Engine Body:
Cylinder head, cylinder block, pistons, connecting rods, crankshaft, and bearings.
Lubrication System:
Oil pump, oil filter, oil cooler, and related components.
Cooling System:
Water pump, thermostat, radiator, and cooling fan.
Fuel System:
Fuel injection pump, fuel injectors, fuel filter, and fuel lines.
Intake and Exhaust System:
Air cleaner, turbocharger (if equipped), intake manifold, exhaust manifold.
Electrical System:
Alternator, starter motor, sensors, and wiring.
Disassembly:
Step-by-step removal and disassembly of engine components.
Inspection:
Checking wear, clearances, and tolerances with specifications.
Assembly:
Reassembly procedures with torque specifications and sequences.
Adjustments:
Valve clearance, injection timing, and other adjustments.
Troubleshooting:
Diagnostic charts and fault finding for common issues.
Specifications:
Detailed tolerances, wear limits, and torque values.
Diagrams:
Exploded views, cross-sections, and schematics.
Illustrations:
High-quality pictures and illustrations for clarity.
Component Identification:
Part names and numbers for ordering.
Service Parts:
Recommended replacement intervals and part numbers.
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:
S6D108-2, SA6D108-2, SAA6D108-2
Configuration:
Inline 6-cylinder, four-stroke diesel
Displacement:
N/A - not specified in available data
Bore and Stroke:
N/A - not specified in available data
Aspiration:
Naturally aspirated (S6D108-2), turbocharged (SA6D108-2, SAA6D108-2)
Fuel System:
Direct injection
Cooling System:
Water-cooled
Power Output:
N/A - not specified in available data
Torque:
N/A - not specified in available data
Wheelbase:
N/A - not applicable to engine
Length:
N/A - not specified in available data
Width:
N/A - not specified in available data
Height:
N/A - not specified in available data
Curb Weight:
N/A - not specified in available data
Dry Weight:
N/A - not specified in available data
Service Intervals:
Refer to manual for specific intervals; typical oil change every 500 hours, major overhaul at 10,000 hours (varies by application)
Fluid Specifications:
Engine oil: API CF or better; Coolant: ethylene glycol mixture; Fuel: diesel per ASTM D975
Common Wear Items:
Filters, belts, hoses, injectors, and bearings.
Known Issues:
N/A - not specified in available data
Brand Heritage:
Komatsu is a leading manufacturer of construction, mining, and industrial equipment, founded in 1921.
Model Evolution:
The 108-2 series is part of Komatsu's engine line, succeeding earlier 108 series engines. It was developed to meet demands for reliable power in heavy machinery.
Production Location:
Komatsu engines are manufactured in various facilities worldwide, including Japan and the United States.
