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YANMAR - N21 -STARTING VALVE SPRING - 137600-71030

The YANMAR N21 STARTING VALVE SPRING is a precision mechanical component used in the starting valve assembly to provide controlled return force and proper valve seating. It ensures correct opening and closing action during engine start-up operations.

This component is essential for maintaining reliable air admission control, stable starting performance, and safe operation of the engine starting system under repeated load cycles.

YANMAR - N21 - STARTING VALVE SPRING - 137600-71030
Home Engine Parts Other Ship Machineries YANMAR - N21 - STARTING VALVE SPRING - 137600-71030
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
137600-71030

Description

MAKE : YANMAR
TYPE : N21
PART NAME : STARTING VALVE SPRING
PART NUMBER : 137600-71030

OTHER SPARES :
CYLINDER HEAD, CYLINDER LINER, PISTON, PISTON RING, CONNECTING ROD, CRANKSHAFT, MAIN BEARING, CAMSHAFT, CAMSHAFT GEAR, ROCKER ARM, EXHAUST VALVE, INLET VALVE, FUEL INJECTION PUMP, FUEL INJECTOR, GOVERNOR PARTS, LUBE OIL PUMP, WATER PUMP, AIR COOLER, TURBOCHARGER, GASKET KIT, OVERHAUL KIT, O-RING, SEAL RING, BUSH, BEARING, FASTENERS AND OTHER ENGINE COMPONENTS.

ENGINEX MARINE is a well-known supplier of YANMAR marine diesel engine spare parts, covering models such as N18, N21, M200, M220, Z280, N260, N280, N330, HAL, EY18, EY22, EY26, and EY17.

ENGINEX MARINE supplies YANMAR N21 STARTING VALVE SPRING suitable for YANMAR N21 diesel engines. The spring is used in the starting valve mechanism to ensure proper return and seating of the valve after air admission during engine starting. It maintains correct valve tension, supports controlled air flow into the cylinder during start-up, and ensures reliable engine ignition performance. Designed for durability under repeated cycling and marine-duty conditions, it ensures dependable operation in marine, industrial, and power generation applications.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21
  • PART NAME : STARTING VALVE SPRING
  • PART NUMBER : 137600-71030
  • CATEGORY : Control / Mechanical Component
  • APPLICATION : YANMAR N21 DIESEL ENGINE
  • FUNCTION : Provides controlled return force to the starting valve ensuring proper opening, closing, and air control during engine start-up.
  • 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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