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Yamaha Gaskets

Cylinder Head Gasket – 63V-11181-A0

SKU: YA63V-11181-A0

$26.35
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The 63V-11181-A0 aftermarket cylinder head gasket is designed for selected Yamaha 9.9HP and 15HP 2-stroke outboard motors. Installed between the cylinder head and engine block, it provides a reliable seal to help maintain compression and prevent combustion gas and cooling water leakage. Ideal for cylinder head repairs, engine servicing and rebuilds, this replacement gasket helps restore dependable engine operation and performance.

Key benefits

Key Benefits

  • - Designed for selected Yamaha 9.9HP and 15HP 2-stroke outboards.
  • - Provides a secure seal between the cylinder head and engine block.
  • - Helps maintain correct cylinder compression.
  • - Helps prevent cooling water and combustion gas leakage.
  • - Suitable for engine repairs, servicing and rebuilds.
  • - Direct replacement for compatible original cylinder head gaskets.
  • - Aftermarket replacement for selected Yamaha OEM part numbers.

Specifications & Dimensions

  • - Part Number: 63V-11181-A0
  • - Product Type: Cylinder Head Gasket
  • - Brand Compatibility: Yamaha
  • - Engine Type: 2-Stroke Outboard
  • - Engine Compatibility: 9.9HP and 15HP
  • - Engine Configuration: 2-Cylinder
  • - Installation Position: Between cylinder head and engine block
  • - Material: Multi-layer gasket construction

Compatible Outboard Motors

  • Yamaha 9.9HP – 2-Stroke
  • - Yamaha 9.9F
  • - Yamaha 9.9FMH
  • - Yamaha 9.9MSH
  • - Yamaha 9.9MLH
  • - Yamaha 9.9E
  • - Yamaha E9.9D
  • Yamaha 15HP – 2-Stroke
  • - Yamaha 15F
  • - Yamaha 15FMH
  • - Yamaha 15MSH
  • - Yamaha 15MLH
  • - Yamaha 15ES
  • - Yamaha E15D
  • Additional Yamaha Models
  • - Yamaha 13.5AWH
  • - Yamaha 13.5AMH

Cross-Reference & Replacement Part Numbers

  • - 63V-11181-00
  • - 63V-11181-A0
  • - 63V-11181-A1
  • - 63V-11181-A2
  • - 63V-11181-A2-00

Suitable Applications

  • - Yamaha 9.9HP 2-stroke cylinder head repairs.
  • - Yamaha 15HP 2-stroke cylinder head repairs.
  • - Replacement of leaking or damaged head gaskets.
  • - Outboard engine rebuilds and overhauls.
  • - Repairs involving cylinder head removal.
  • - Restoring compression and cooling system sealing.

Important Fitment Information

  • - Confirm the existing cylinder head gasket part number before ordering.
  • - Check the engine model, year and serial number.
  • - Not suitable for all Yamaha 9.9HP and 15HP outboards.
  • - Not intended for Yamaha 4-stroke engines unless specifically confirmed.
  • - Earlier engines may use different head gaskets, including 682-11181-00.
  • - Inspect the cylinder head and block mating surfaces for corrosion, damage or distortion.
  • - Follow the manufacturer's specified cylinder head bolt tightening sequence and torque.
  • - Always install a new gasket after cylinder head removal.

Signs the Cylinder Head Gasket Needs Replacing

  • - Reduced engine compression.
  • - Difficulty starting the outboard.
  • - Overheating or inconsistent operating temperature.
  • - Cooling water leakage around the cylinder head.
  • - Combustion gas leakage.
  • - Rough running or reduced engine performance.
  • - Evidence of water entering the combustion chamber.
  • - Visible gasket damage during engine disassembly.

Shipping

Ships Australia-wide