19315-ZW5-000 Honda Marine Thermostat Cover | Genuine OEM Outboard Part

🔧 Product Description

Genuine Honda Marine Thermostat Cover - Part Number: 19315-ZW5-000

A genuine Honda thermostat cover for the original BF115A and BF130A inline-four cooling system. It closes the thermostat chamber and works with gasket 19351-ZV5-000.

⚙️ Key Features

• Factory BF115A/BF130A thermostat housing
• Correct hose and fastener geometry
• Marine-grade cast construction
• Used with gasket 19351-ZV5-000
• Direct Honda replacement

🚤 Compatibility

Commonly used on

• Honda Marine four-stroke outboard cooling-system applications

Typically suits

• Engine models:
• BF115A
• BF130A
• HP Range: 115HP-130HP
• Engine Type: Inline four-cylinder four-stroke outboard
• Year Range: Approximately 1999-2007

🔌 Function

Encloses the thermostat and routes regulated cooling-water flow through the BF115A/BF130A powerhead.

⚠️ Common Signs of Failure

• Cooling-water seepage around the cover
• Corroded sealing face
• Cracked outlet or mounting ear
• Thermostat binds in a damaged cavity
• Leak continues after fitting a new gasket

🔄 Supersession & Cross Reference

OEM Supersession Chain

• No supersession; current Honda OEM reference

OEM / Related Numbers

• Honda: 19315-ZW5-000
• Related gasket: 19351-ZV5-000

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

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