The head gasket in your engine's cylinder has the main job of keeping any combustion gases from getting into the cooling system. Head gasket located between the cylinder head and the engine block. When the head gasket breaks, coolant can leak into the combustion chamber and mix with the engine oil, causing significant damage to the engine. Sierra's 18-3804 Head Gasket is designed for use with Mercury/Mariner Model 30A engines (serial number code 689)The reliable HEAD GASKET (1) 18-3804 by Sierra prevents engine overheating.
Key Features
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The exact fit minimizes the labor required for installation.
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Designed for use with Mercury/Mariner Model 30A engines (serial number code 689)
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Made to exceed OEM specifications in quality and performance
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Replaces 689-11181-02, 689-11181-02-00, 689-W0001-A1, 689-W0001-A1-00, 47-3804, GLM33880, 27-84733M, 27-19138M, 3099931655, 30999316554, 9-63960, 92-33880
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Perfect replacement parts that meet or exceed the original equipment specifications it replaces
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One gasket per package
Specifications
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BRAND: SEASTAR SOLUTIONS
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SKU:18-3804
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UPC: 030999316554
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Weight:0.13 LBS
For: Model 30A (S/N code 689)
This product replaces:
- 689-11181-02, 689-11181-02-00, 689-W0001-A1, 689-W0001-A1-00, 47-3804, GLM33880, 27-84733M, 27-19138M, 3099931655, 30999316554, 9-63960, 92-33880
