CYLINDER HEAD GASKET FOR YAMAHA OUTBOARD F8 / F9.9 4STROKE 8 9.9 HP 6G8-11181-A1

Cylinder Head Gasket for Yamaha

This cylinder head gasket is crafted for Yamaha outboard motors, specifically the F8 and F9.9 4-stroke models, ensuring a tight seal between the cylinder head and block. It matches OEM part number 6G8-11181-A1 for reliable replacement.

Overview

This cylinder head gasket for Yamaha outboard engines provides a critical seal to prevent compression loss and coolant leaks. It is designed for 8 and 9.9 horsepower 4-stroke models, delivering reliable performance in marine environments. This gasket is an essential component for engine rebuilds or head removal.

Built For Performance

• High-quality composite material resists heat and pressure
• Precise cut matches OEM specifications for a perfect fit
• Prevents oil and coolant contamination between cylinders
• Designed for long-term durability in saltwater use

Fits These Machines

• for Yamaha F8 (8 HP 4-stroke)
• for Yamaha F9.9 (9.9 HP 4-stroke)

On-The-Job Use

• Replacing a blown head gasket during engine repair
• Performing routine maintenance on Yamaha outboard powerheads
• Restoring compression and engine efficiency

Specs At A Glance

Good To Know

Q: Is this gasket suitable for both F8 and F9.9 models? A: Yes, the OEM part number 6G8-11181-A1 is used across these Yamaha 4-stroke outboards, ensuring a direct fit for both.

Q: What should I check before installing this gasket? A: Ensure the cylinder head and block surfaces are clean and flat to achieve a proper seal. Torque the head bolts to factory specifications during reinstallation.

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