19277-ZY3-000ZA Honda Flush Valve Cover | Genuine Used Part

🔧 Product Description

Genuine Honda Dark Gray Flush Valve Cover - Part Number: 19277-ZY3-000ZA

A genuine used Honda flush-valve cover finished in NH8 dark gray for selected mid- and high-horsepower four-stroke outboards.

The cover closes and protects the external freshwater-flushing connection in the mount-case assembly. It works with flush-valve case 19278-ZY3-000 and the associated spring, valve and sealing components.

⚙️ Key Features

• Genuine Honda Marine OEM flush-valve cover
• Correct Honda part number 19277-ZY3-000ZA
• NH8 dark-gray colour-finished component
• Used with flush-valve case 19278-ZY3-000
• Protects the engine flushing connection from dirt, salt and impact

🚤 Compatibility

Commonly used on

• Honda Marine freshwater-flush valve assemblies
• Honda ZY3-family mount-case cooling systems

Typically suits

• Engine models:
• Honda BF135AK0 - BARJ / BASJ serial families where the ZY3 mount-case flush cover is specified
• Honda BF200A2 - BAEJ-1000001 to BAEJ-1099999
• Honda BF200A3 - BAEJ-1100001 to BAEJ-1199999
• Honda BF200A4 - BAEJ-1200001 to BAEJ-1299999
• Honda BF200A5 - BAEJ-1300001 to BAEJ-1399999
• Honda BF200A6 - BAEJ-1400001 to BAEJ-1499999
• Honda BF200AK0 - BAEJ-1500001 to BAEJ-1599999
• Honda BF200AK1 - BAEJ-1600001 to BAEJ-1699999
• Honda BF200AK2 - BAEJ-1700001 to BAEJ-1799999
• Honda BF200AK3 - BAEJ / BAFJ-1800001 to 1899999
• Honda BF200D - BBRJ-1000001 and above
• Honda BF225A2 - BAGJ / BAHJ-1000001 to 1099999
• Honda BF225A3 - BAGJ / BAHJ-1100001 to 1199999
• Honda BF225A4 - BAGJ / BAHJ-1200001 to 1299999
• Honda BF225A5 - BAGJ / BAHJ-1300001 to 1399999
• Honda BF225A6 - BAGJ / BAHJ-1400001 to 1499999
• Honda BF225AK0 - BAGJ / BAHJ-1500001 to 1599999
• Honda BF225AK1 - BAGJ / BAHJ-1600001 to 1699999
• Honda BF225AK2 - BAGJ / BAHJ-1700001 to 1799999
• Honda BF225AK3 - BAGJ / BAHJ-1800001 to 1899999
• Honda BF225D - BBPJ-1000001 and above; regional BBPJ-8000001 and above
• Honda BF250D - BBNJ-1000001 and above; regional BBNJ-8000001 and above
• HP Range: 135HP - 250HP
• Engine Type: Honda inline-four and V6 four-stroke outboard using the ZY3 flush-valve assembly
• Year Range: Approximately 2002 onward

🔌 Function

The cover protects the flush-valve opening and keeps the connection clean when a flushing hose is not attached. It also provides the original finished appearance and helps retain the valve assembly within the mount case.

⚠️ Common Signs of Failure

• Cover is cracked, faded or missing
• Retaining points are worn or broken
• Cover will not remain secured over the flush connection
• Salt or debris enters the exposed flush-valve case
• Colour-finished surface is heavily damaged

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 19277-ZY3-000ZA current Honda colour-finished flush-valve-cover reference

OEM / Related Numbers

• 19277-ZY3-000ZA
• 19277ZY3000ZA
• 19278-ZY3-000 related flush-valve case
• 19279-ZW9-010 related flush-valve spring
• 19291-ZW9-000 related flush valve
• 19297-ZW9-000 related flush-valve gasket

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated