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YANMAR - N21 -PLUNGER BARREL COMPLETE - 147673-51202

The YANMAR plunger barrel complete 147673-51202 is a precision-engineered fuel injection pump component designed to generate high fuel pressure and accurately meter fuel delivery to the engine's injection system. It ensures efficient fuel atomization, precise injection timing, and optimum combustion performance.

Designed for YANMAR N21, 6N21, and 8N21 diesel engines, this complete plunger barrel assembly provides exceptional accuracy, wear resistance, and long service life in demanding marine and industrial applications.

YANMAR - N21 - PLUNGER BARREL COMPLETE - 147673-51202
Home Engine Parts Plunger YANMAR - N21 - PLUNGER BARREL COMPLETE - 147673-51202
Brand
Yanmar
Category
Engine Parts
Subcategory
Plunger
Part Number
147673-51202

Description

MAKE : YANMAR
TYPE : N21 / 6N21 / 8N21

PART NAME : PLUNGER BARREL COMPLETE

PART NUMBER : 147673-51202

OTHER SPARES :
Fuel Injection Pump, Fuel Injector, Injector Nozzle, Delivery Valve, Delivery Valve Holder, Fuel Pump Tappet, Fuel Pump Roller, Fuel Pump Spring, Fuel Pipe, Cylinder Liner, Piston, Piston Ring, Connecting Rod, Cylinder Head, Camshaft, Turbocharger, Gaskets, O Rings, Seals, Bearings, Filters.

ENGINEX MARINE is a well-known supplier of YANMAR marine diesel engine spare parts, covering models such as N18, N21, 6N21, 8N21, M200, M220, Z280, M260, N280, N330, HAL, EY18, EY22, EY26, and EY17.

The plunger barrel complete assembly is a critical component of the fuel injection pump, consisting of a matched plunger and barrel manufactured to extremely fine tolerances. The assembly is responsible for accurately metering and pressurizing fuel before delivery to the injector nozzle. Proper operation of the plunger barrel directly influences injection timing, fuel quantity, combustion efficiency, engine power output, and fuel consumption. Manufactured from hardened alloy steel with precision-ground surfaces, it is designed to withstand high-pressure fuel injection cycles, wear, and continuous operation under demanding marine conditions. Reliable plunger barrel performance is essential for maintaining efficient engine operation and long-term fuel system reliability.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : PLUNGER BARREL COMPLETE
  • PART NUMBER : 147673-51202
  • CATEGORY : Fuel Injection Pump Component
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Pressurizes and meters fuel accurately within the fuel injection pump system
  • CONDITION : GENUINE / NEW / USED / RECONDITIONED
  • INDUSTRY : MARINE, INDUSTRIAL AND POWER GENERATION

Engine Compatibility

N21 8N21L-SV 8N21L-EV 8N21L-GV 8N21L-DV 8N21AL-SV 8N21AL-GV 8N21AL-EV 8N21AL-DV 8N21L-DN 8N21L-UN 8N21L-SN 8N21L-EN 8N21AL-DN 8N21AL-UN 8N21AL-SN 8N21AL-EN 6N21L-SV 6N21L-EV 6N21L-GV 6N21L-DV 6N21AL-SV 6N21AL-GV 6N21AL-EV 6N21AL-DV 6N21L-DN 6N21L-UN 6N21L-SN 6N21L-EN 6N21AL-DN 6N21AL-UN 6N21AL-SN 6N21AL-EN

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