18115-ZY3-003 Honda Marine Gasket | Genuine OEM Outboard Part

🔧 Product Description

Genuine Honda Right Exhaust Manifold Gasket - Part Number: 18115-ZY3-003

New genuine Honda right-bank exhaust-manifold gasket for V6 BF175, BF200, BF225 and BF250 outboards. It seals the right exhaust manifold to the cylinder head and separates exhaust gas from cooling-water passages.

⚙️ Key Features

• Genuine Honda right-bank exhaust-manifold gasket

• Position-specific right-side port layout

• Heat- and water-resistant composite construction

• Seals exhaust and cooling-water passages

• Renew whenever the right manifold is removed

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 18115-ZY3-003 (Honda OEM right-side reference)

OEM / Related Numbers:

• 18115-ZY3-003

Aftermarket / Verified Equivalents:

• Recmar: REC18115-ZY3-003

• Aftermarket right-side Honda V6 exhaust-manifold gasket equivalents

🚤 Compatibility

Commonly used on:

• Honda Marine four-stroke outboard engines

Typically suits:

• Engine models:

• BF175A/BF175D

• BF200A/BF200D

• BF225A/BF225D

• BF250A/BF250D where the ZY3 right-side gasket is specified

• HP Range: 175HP - 250HP

• Engine Type: Honda V6 four-stroke outboard

• Year Range: Engine-family and manifold revision dependent

🔌 Function

This precision-formed gasket seals the mating surfaces identified in the compatibility section. It prevents combustion gas, intake air, exhaust gas, cooling water, engine oil or fuel vapour from escaping or crossing between adjoining passages.

Common signs of failure:

• Exhaust soot, water or salt deposits appear at the right manifold joint

• Exhaust noise increases inside the cowling

• Cooling water leaks into the exhaust or cylinder-head area

• Manifold is removed for corrosion inspection

• Gasket is burnt, delaminated or eroded

📦 Condition

• Genuine Honda part

• Brand new

• Supplied in original or equivalent packaging