Description
Head Gasket Yanmar 6LP Series (Mark 5) – 119771-00421
This genuine-quality Yanmar cylinder head gasket (119771-00421, Mark 5) is specifically designed for the 6LP series marine engines. Engineered to OEM standards, it ensures a precise and long-lasting seal between the cylinder head and engine block, preventing coolant and combustion gas leaks while maintaining compression and reliable performance.
Compatible with Yanmar 6LP series engines:
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6LP-ST
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6LP-STE
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6LP-STZE
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6LP-STZE1
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6LP-STZY
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6LP-STZYJ
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6LP-WST
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6LP-WSTZY
Key Benefits:
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OEM-quality replacement gasket (Mark 5)
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Prevents coolant and combustion gas leakage
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Maintains compression and cooling efficiency
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Strong, heat- and pressure-resistant construction
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Perfect for rebuilds, overhauls, or top-end engine repairs
This Yanmar 6LP head gasket (Mark 5) delivers the durability and reliability required for marine engines, ensuring smooth operation and dependable performance on the water.






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