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YANMAR - N21L / N21AL /8N21 DG SETS - DIESEL GENERATOR ENGINE

YANMAR N21L, N21AL, and 8N21 DG Sets are medium-speed diesel generator engines developed for continuous marine and industrial power generation. Known for their robust construction, fuel efficiency, operational reliability, and long service life, these generator engines are widely installed on commercial vessels, offshore units, and shore-based power applications. The N21 series includes both 6-cylinder and 8-cylinder configurations designed for dependable auxiliary power production.

YANMAR - N21L / N21AL / 8N21 DG SETS - DIESEL GENERATOR ENGINE
Home Engine Parts Engine Block / Engine Frame YANMAR - N21L / N21AL / 8N21 DG SETS - DIESEL GENERATOR ENGINE
Brand
Yanmar
Category
Engine Parts
Subcategory
Engine Block / Engine Frame

Description

MAKE : YANMAR

MODEL : N21L / N21AL / 8N21

TYPE : DIESEL GENERATOR SET (DG SET)

APPLICATION : MARINE AUXILIARY POWER GENERATION, SHIPBOARD POWER SYSTEMS, INDUSTRIAL POWER GENERATION

OTHER SPARES : CYLINDER HEAD, CYLINDER COVER, CYLINDER LINER, PISTON, PISTON RING, CONNECTING ROD, CRANKSHAFT, FUEL PUMP, FUEL INJECTOR, NOZZLE HOLDER, DELIVERY VALVE, PLUNGER, BARREL, EXHAUST VALVE, INLET VALVE, TURBOCHARGER, CAMSHAFT, MAIN BEARING, CONROD BEARING, WATER PUMP, LUBE OIL PUMP, AIR STARTER, GASKET KIT, O-RING, MECHANICAL SEAL, SEAL RING AND OTHER ENGINE SPARE PARTS.

ENGINEX MARINE supplies spare parts, replacement components, overhaul solutions, and technical support for YANMAR N21 series diesel generator engines. The N21L, N21AL, and 8N21 generator engines are designed for reliable continuous-duty operation and are commonly used as auxiliary engines on cargo vessels, tankers, container ships, offshore support vessels, and industrial power plants. The N21 platform is available in multiple variants including N21L, N21AL, 6N21L, 6N21AL, 8N21L, and 8N21AL configurations.

Built with a heavy-duty engine structure and advanced fuel injection technology, the YANMAR N21 series delivers stable electrical output, efficient fuel consumption, and dependable performance under demanding operating conditions. These engines are engineered for extended service intervals and high operational availability, making them suitable for critical power generation applications.

ENGINEX MARINE offers genuine, OEM-quality, new, used, and reconditioned spare parts for YANMAR N21L, N21AL, and 8N21 DG Sets, including crankshafts, cylinder heads, liners, pistons, connecting rods, fuel pumps, injectors, turbochargers, bearings, water pumps, lubrication system components, and complete overhaul kits.

Technical Specifications

  • MAKE : YANMAR
  • MODEL : N21L / N21AL / 8N21
  • ENGINE SERIES : N21 SERIES
  • ENGINE TYPE : MEDIUM SPEED DIESEL ENGINE
  • CYLINDER CONFIGURATION : INLINE 6 CYLINDER / INLINE 8 CYLINDER
  • APPLICATION : DIESEL GENERATOR SET (DG SET)
  • FUEL SYSTEM : DIRECT FUEL INJECTION
  • ASPIRATION : TURBOCHARGED
  • COOLING SYSTEM : FRESH WATER COOLED
  • SERVICE DUTY : CONTINUOUS POWER GENERATION
  • SPARE PARTS SUPPORT : AVAILABLE
  • CONDITION : GENUINE / OEM / NEW / USED / RECONDITIONED
  • INDUSTRY : MARINE, OFFSHORE, SHIPBOARD POWER GENERATION, INDUSTRIAL POWER PLANTS
  • YANMAR 8N21 DG SET, YANMAR 8N21L GENERATOR ENGINE, YANMAR 8N21AL DIESEL GENERATOR, YANMAR N21L DG SET, YANMAR N21AL DG SET, YANMAR N21 SERIES GENERATOR ENGINE, YANMAR AUXILIARY ENGINE, YANMAR MARINE GENERATOR, YANMAR 8N21 SPARE PARTS, YANMAR N21 ENGINE PARTS, YANMAR 8N21L ENGINE PARTS, YANMAR 8N21AL ENGINE PARTS, MARINE DIESEL GENERATOR ENGINE, YANMAR POWER GENERATION ENGINE, SHIP AUXILIARY ENGINE, N21 SERIES SPARE PARTS.

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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