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Catalog contents 42 pages

Contents

3D84-1H S/N 18873-UP

42 pages

KOMATSU 3D84-1H S/N 18873-UP 41
- All 41 pages →
- CYLINDER HEAD 7
  - All 7 pages →
- CYLINDER BLOCK 7
  - All 7 pages →
- LUBRICATING OIL SYSTEM 2
  - All 2 pages →
  - LUBRICATING OIL PUMP AND PIPING
  - LUBRICATING OIL FILTER
- FUEL SYSTEM 8
  - All 8 pages →
- COOLING SYSTEM 1
  - All 1 pages →
  - WATER PUMP AND COOLING FAN
- ELECTRICAL SYSTEM 7
  - All 7 pages →
- TOOL AND ENGINE KIT 2
  - All 2 pages →
  - TOOL
  - GASKET KIT

Catalog
Komatsu
3D84-1H S/N 18873-UP

3D84-1H S/N 18873-UP

42 pages · 34 diagrams

3D84-1H: Engine

KOMATSU 3D84-1H S/N 18873-UP

CYLINDER HEAD

CYLINDER HEAD
ROCKER ARM
CYLINDER HEAD COVER
AIR INTAKE MANIFOLD AND CONNECTION
AIR CLEANER
EXHAUST MANIFOLD AND MUFFLER(#18873-24624)
EXHAUST MANIFOLD AND MUFFLER(#24625-)

CYLINDER BLOCK

CYLINDER BLOCK
FRONT COVER
OIL PAN
FLYWHEEL AND FLYWHEEL HOUSING
CRANKSHAFT
PISTON AND CONNECTING ROD
CAMSHAFT AND TAPPET

LUBRICATING OIL SYSTEM

LUBRICATING OIL PUMP AND PIPING
LUBRICATING OIL FILTER

FUEL SYSTEM

FUEL INJECTION PUMP AND PIPING(#18873-19738)
FUEL INJECTION PUMP AND PIPING(#19739-)
GOVERNOR CONTROL
FUEL FILTER
WATER SEPARATOR
FUEL NOZZLE AND SPILL HOSE
THERMOSTART
FUEL INJECTION PUMP

COOLING SYSTEM

WATER PUMP AND COOLING FAN

ELECTRICAL SYSTEM

ALTERNATOR AND MOUNTING
STARTING MOTOR AND MOUNTING
SAFETY RELAY AND THERMOSTART TIMER
ALTERNATOR
STARTING MOTOR(#18873-21385)
STARTING MOTOR(#21386-39050)
STARTING MOTOR(#39051-)

TOOL AND ENGINE KIT

TOOL
GASKET KIT

Trademarks

The names Case, Cat, Caterpillar, Komatsu, Hitachi, John Deere, Tadano, JCB, Volvo, Doosan, Hyundai, Terex or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.

Actual Parts · 2026