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YANMAR - N21 -LACE BALL ROTATOR - 147673-11930

Lace ball rotator is a valve train component used within the valve rotator mechanism to promote controlled rotation of engine valves during operation. It helps distribute wear evenly across the valve face and seat, improving sealing performance and extending component service life.

It is used in YANMAR N21, 6N21, and 8N21 marine diesel engines, supporting reliable valve operation in demanding marine and industrial environments.

YANMAR - N21 - LACE BALL ROTATOR - 147673-11930
Home Engine Parts Other Ship Machineries YANMAR - N21 - LACE BALL ROTATOR - 147673-11930
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
147673-11930

Description

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

PART NAME : LACE BALL ROTATOR

PART NUMBER : 147673-11930

OTHER SPARES :
YANMAR engine spare parts include piston, piston ring set, cylinder liner, cylinder head, connecting rod, crankshaft, fuel injection pump, fuel injector, nozzle, oil pump, gasket kit, bearings, valve set, oil seal, washer, studs, turbocharger components, air cooler parts, cooling system elements, filters, and sealing components.

ENGINEX MARINE is a trusted supplier of YANMAR marine diesel engine spare parts covering models such as N18, N21, 6N21, 8N21, M200, M220, Z280, N260, N280, N330, HAL, EY18, EY22, EY26, and EY17. This lace ball rotator is engineered to function as part of the valve rotation system, allowing gradual valve rotation during engine operation. By promoting even heat distribution and minimizing localized wear on the valve face and valve seat, it helps maintain proper sealing efficiency and extends the operational lifespan of critical valve train components. Manufactured from durable materials, it is suitable for marine propulsion engines, auxiliary engines, and power generation units.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : LACE BALL ROTATOR
  • PART NUMBER : 147673-11930
  • CATEGORY : Valve Train Component
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Assists valve rotation to promote even wear distribution and improve valve sealing performance
  • CONDITION : GENUINE / NEW / 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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