19234-ZW1-BOO Honda Marine Gasket | Genuine OEM Outboard Part

🔧 Product Description

Genuine Honda Marine Impeller Gasket B - Part Number: 19234-ZW1-B00

A genuine Honda large-gearcase water-pump gasket for BF75A/BF90A and selected BF100A/BF115A/BF130A outboards. The listing number containing "BOO" is a typographical error; the correct Honda suffix is B00 with zeros.

⚙️ Key Features

• Corrected genuine Honda part number
• Large-engine water-pump sealing profile
• Aligns pump passages and mounting bolts
• Single-use gasket for impeller service
• Suitable for freshwater and saltwater service

🚤 Compatibility

Commonly used on

• Honda Marine four-stroke outboard cooling-system applications

Typically suits

• Engine models:
• BF75A
• BF90A
• BF100A where the ZW1-B00 pump gasket is specified
• BF115A
• BF130A
• HP Range: 75HP-130HP
• Engine Type: Inline four-cylinder four-stroke outboard
• Year Range: Approximately 1999-2007 for BF75A/BF90A/BF115A/BF130A; BF100A model dependent

🔌 Function

Seals the impeller housing to the lower-unit pump plate and preserves the pressure needed to feed the engine cooling circuit.

⚠️ 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: 19234-ZW1-B00
• Typographical variant to avoid: 19234-ZW1-BOO

Aftermarket / Verified Equivalents

• Aftermarket Honda-pattern gasket sold under 19234-ZW1-B00

📦 Condition

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