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YANMAR - N21 -VALVE ROTATOR (ROTOCAP) - 27320-140560

The VALVE ROTATOR (ROTOCAP) is a precision-engineered component used in YANMAR marine diesel engines to rotate the valve during operation. This controlled rotation prevents carbon buildup and uneven wear on the valve face, improving sealing efficiency and service life.
Designed for continuous rotational movement under high temperature.
Reduces valve face wear and carbon deposits.
Ensures stable combustion performance in marine engines.
Suitable for marine propulsion and generator engine applications.

YANMAR - N21 - VALVE ROTATOR (ROTOCAP) - 27320-140560
Home Engine Parts Other Ship Machineries YANMAR - N21 - VALVE ROTATOR (ROTOCAP) - 27320-140560
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
27320-140560

Description

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

PART NAME : VALVE ROTATOR (ROTOCAP)
PART NUMBER : 27320-140560

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.

The VALVE ROTATOR (ROTOCAP) is manufactured from high-strength alloy steel and precision components designed to operate under extreme thermal and mechanical stress in marine diesel engines. It ensures controlled rotation of the valve during engine operation, promoting uniform seating of the valve face and preventing localized wear or carbon accumulation. This improves combustion efficiency, sealing performance, and overall engine reliability. The component is engineered for long service life under continuous vibration, high temperature, and heavy-duty marine and generator engine applications.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : VALVE ROTATOR (ROTOCAP)
  • PART NUMBER : 27320-140560
  • CATEGORY : Valve Train
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Rotates valve during operation to prevent wear and carbon buildup
  • CONDITION : NEW / GENUINE / 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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