19351-ZV5-000 Honda Marine Thermostat Gasket | Genuine OEM Outboard Part

🔧 Product Description

Genuine Honda Marine Thermostat Cover Gasket - Part Number: 19351-ZV5-000

A genuine Honda thermostat-cover gasket used across numerous BF20-BF130 four-stroke outboards. It seals the cover on ZV5 and ZW5 thermostat housings.

⚙️ Key Features

• Factory-cut Honda gasket
• Wide Honda outboard application coverage
• Used with covers 19315-ZV5-010 and 19315-ZW5-000
• Single-use cooling-system seal
• Direct OEM replacement

🚤 Compatibility

Commonly used on

• Honda Marine four-stroke outboard cooling-system applications

Typically suits

• Engine models:
• BF20A
• BF25A/D
• BF30A/D
• BF35A
• BF40A/D
• BF45A
• BF50A/D
• BF75A
• BF90A
• BF115A
• BF130A
• HP Range: 20HP-130HP
• Engine Type: Honda four-stroke outboard
• Year Range: Approximately 1990s-2007, model dependent

🔌 Function

Seals the thermostat cover and prevents cooling-water loss while the thermostat regulates engine temperature.

⚠️ Common Signs of Failure

• Cooling-water leakage or salt staining at the joint
• Reduced pump efficiency or unstable cooling-water flow
• Overheating after the assembly has been disturbed
• Visible tearing, compression damage or corrosion around the sealing face
• Persistent leakage after reusing the old gasket

🔄 Supersession & Cross Reference

OEM Supersession Chain

• No supersession; current Honda OEM reference

OEM / Related Numbers

• Honda: 19351-ZV5-000

Aftermarket / Verified Equivalents

• Aftermarket thermostat-cover gasket sold under 19351-ZV5-000

📦 Condition

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