23172-ZY6-000 Honda Marine Gasket | Genuine OEM Outboard Part

🔧 Product Description

Genuine Honda Mount Case Gasket - Part Number: 23172-ZY6-000

A genuine Honda mount-case gasket for the 2.4-litre inline-four outboard platform. It seals the joint between the powerhead/mount-case components and maintains separation between exhaust, cooling-water and surrounding cavities.

⚙️ Key Features

• Genuine Honda mount-case sealing gasket
• Correct ZY6 port and fastener layout
• High-temperature and water-resistant construction
• Required during powerhead or mount-case removal

🚤 Compatibility

Commonly used on

• Honda BF115D
• Honda BF135A
• Honda BF150A
• Selected BF115J/BF140A/BF150D models where 23172-ZY6-000 is shown in the mount-case diagram

Typically suits

• HP Range: 115-150 HP
• Engine Type: 2.4-litre inline four-cylinder EFI four-stroke outboard
• Year Range: Approximately 2004 onward
• Serial / Identification Range: Confirm the complete frame serial and mount-case revision before installation.

🔌 Function

Seals the mount-case interface against exhaust-gas and cooling-water leakage.

⚠️ Common Signs of Failure

• Exhaust soot or water inside the lower cowling
• Cooling-water leakage from the powerhead base
• Burnt or eroded gasket edges
• Leakage after powerhead or mount-case removal

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 23172-ZY6-000 - current verified service reference; no later direct supersession confirmed

OEM / Related Numbers

• 23172-ZY6-000
• 23172ZY6000

Aftermarket / Verified Equivalents

• No verified direct aftermarket equivalent

📦 Condition

• Genuine Honda Marine OEM part
• Brand new
• Supplied in genuine Honda or equivalent protective packaging