6JC-11181-00-00 Head Gasket for Yamaha SX 190 1800 2012-2023

Head Gasket for Yamaha

This head gasket for Yamaha watercraft seals the cylinder head to the engine block, and it cross-references OEM part number 6JC-11181-00-00 for a precise fit.

Overview

This head gasket for Yamaha is a sealing component that sits between the cylinder head and engine block on Yamaha 1800 series marine engines. It maintains compression and keeps coolant and oil where they belong. This head gasket for Yamaha suits riders replacing a failed seal during top-end service on their SX 190 or 1800 watercraft.

Built For Performance

• Direct cross-reference to OEM part number 6JC-11181-00-00
• Designed for the Yamaha 1800 engine platform
• Multi-layer construction for reliable compression sealing
• Precision-cut openings for coolant and oil passages
• Withstands the heat cycles of marine engine operation
• Fits model years 2012 through 2023

Fits These Machines

• for Yamaha SX 190
• for Yamaha 1800 series watercraft, 2012-2023

On-The-Job Use

• Top-end rebuilds after overheating or gasket failure
• Routine engine teardown and inspection
• Compression loss diagnosis and repair
• Coolant or oil leak correction at the cylinder head

Specs At A Glance

Good To Know

Q: Does this gasket require any sealant during installation? A: Most head gaskets of this type install dry, but always follow the service manual torque sequence and specifications for the Yamaha 1800 engine.

Q: How do I know if my head gasket has failed? A: Common signs include white smoke from the exhaust, coolant loss without visible leaks, overheating, and low compression on one or more cylinders.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.