6JC-11181-00-00 Head Gasket for Yamaha 252S 1800 2021-2023

Head Gasket for Yamaha

This head gasket, reference 6JC-11181-00-00, seals the cylinder head to the engine block and keeps compression and coolant contained on Yamaha 252S 1800 boats.

Overview

This head gasket for Yamaha is a sealing component that sits between the cylinder head and the engine block. It holds combustion pressure, coolant, and oil in their proper passages so the engine runs as designed. It suits owners and shops servicing a Yamaha 252S 1800 watercraft.

Built For Performance

• Reference 6JC-11181-00-00 for accurate cross-checking against the original
• Seals combustion, coolant, and oil passages at the head joint
• Maintains compression for consistent engine output
• Constructed to withstand high cylinder head temperatures
• Direct-fit replacement for the 1800 series engine

Fits These Machines

• for Yamaha 252S 1800 (2021-2023)

On-The-Job Use

• Top-end rebuilds and head gasket replacement
• Cylinder head resurfacing jobs
• Compression loss or coolant intrusion repairs
• Routine engine maintenance on Yamaha 1800 powerplants

Specs At A Glance

Good To Know

Q: Should head bolts be replaced with this gasket? A: Many technicians recommend new head bolts on 1800 engines since some are torque-to-yield. Follow the service manual for torque sequence and replacement guidance.

Q: Can this gasket be reused if the engine is reopened? A: A head gasket is a single-use item once compressed and heated. Fit a fresh gasket any time the cylinder head is removed.

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