Yanmar YANMAR - N21 -SEAL VALVE STEM - 146670-11640
The SEAL VALVE STEM - 146670-11640 is a critical valve train sealing component used in YANMAR N21 marine diesel engines. It is designed to regulate lubricating oil flow along the valve stem while preventing excessive oil from entering the combustion chamber. Suitable for YANMAR N21, 6N21, and 8N21 engines, it helps reduce oil consumption, minimize carbon deposits, and maintain efficient engine performance.
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
146670-11640
Description
MAKE : YANMAR
TYPE : N21 / 6N21 / 8N21
PART NAME : SEAL VALVE STEM
PART NUMBER : 146670-11640
OTHER SPARES :
CYLINDER HEAD, CYLINDER HEAD GASKET, CYLINDER LINER, PISTON, PISTON PIN, PISTON RING, CONNECTING ROD, CRANKSHAFT, CAMSHAFT, CAMSHAFT GEAR, ROCKER ARM, ROCKER ARM SHAFT, VALVE BRIDGE ASSY, EXHAUST VALVE, INLET VALVE, VALVE GUIDE, VALVE SEAT, VALVE SPRING, VALVE ROTATOR, PUSH ROD, TAPPET, FUEL INJECTION PUMP, FUEL INJECTOR, NOZZLE HOLDER, GOVERNOR PARTS, GASKET KIT, OVERHAUL KIT, O-RING, SEAL RING, PACKING, BUSH, BEARING, FASTENERS AND OTHER ENGINE COMPONENTS.
ENGINEX MARINE is a trusted supplier of YANMAR marine diesel engine spare parts for models including N18, N21, 6N21, 8N21, M200, M220, Z280, M260, N280, N330, HAL, EY18, EY22, EY26, and EY17.
Manufactured from premium-grade heat-resistant elastomer materials, the SEAL VALVE STEM is engineered to withstand high operating temperatures, lubricating oil exposure, valve movement, and continuous engine service. It provides an effective seal between the valve stem and valve guide, controlling oil flow while protecting the combustion chamber from oil contamination. Its durable construction enhances combustion efficiency, reduces emissions, minimizes valve train wear, and ensures long service life in YANMAR N21, 6N21, and 8N21 marine diesel engines.
TYPE : N21 / 6N21 / 8N21
PART NAME : SEAL VALVE STEM
PART NUMBER : 146670-11640
OTHER SPARES :
CYLINDER HEAD, CYLINDER HEAD GASKET, CYLINDER LINER, PISTON, PISTON PIN, PISTON RING, CONNECTING ROD, CRANKSHAFT, CAMSHAFT, CAMSHAFT GEAR, ROCKER ARM, ROCKER ARM SHAFT, VALVE BRIDGE ASSY, EXHAUST VALVE, INLET VALVE, VALVE GUIDE, VALVE SEAT, VALVE SPRING, VALVE ROTATOR, PUSH ROD, TAPPET, FUEL INJECTION PUMP, FUEL INJECTOR, NOZZLE HOLDER, GOVERNOR PARTS, GASKET KIT, OVERHAUL KIT, O-RING, SEAL RING, PACKING, BUSH, BEARING, FASTENERS AND OTHER ENGINE COMPONENTS.
ENGINEX MARINE is a trusted supplier of YANMAR marine diesel engine spare parts for models including N18, N21, 6N21, 8N21, M200, M220, Z280, M260, N280, N330, HAL, EY18, EY22, EY26, and EY17.
Manufactured from premium-grade heat-resistant elastomer materials, the SEAL VALVE STEM is engineered to withstand high operating temperatures, lubricating oil exposure, valve movement, and continuous engine service. It provides an effective seal between the valve stem and valve guide, controlling oil flow while protecting the combustion chamber from oil contamination. Its durable construction enhances combustion efficiency, reduces emissions, minimizes valve train wear, and ensures long service life in YANMAR N21, 6N21, and 8N21 marine diesel engines.
Technical Specifications
- MAKE : YANMAR
- TYPE : N21 / 6N21 / 8N21
- PART NAME : SEAL VALVE STEM
- PART NUMBER : 146670-11640
- CATEGORY : VALVE TRAIN SEALING COMPONENT
- APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
- FUNCTION : CONTROLS OIL FLOW ALONG THE VALVE STEM AND PREVENTS OIL ENTRY INTO THE COMBUSTION CHAMBER
- MATERIAL : HEAT-RESISTANT ELASTOMER / HIGH-PERFORMANCE SEALING MATERIAL
- FEATURES : OIL RESISTANT, HIGH TEMPERATURE RESISTANCE, LOW WEAR, LONG SERVICE LIFE
- CONDITION : GENUINE / NEW / RECONDITIONED
- INDUSTRY : MARINE, INDUSTRIAL AND POWER GENERATION
