19210-ZY3-003 Honda Marine Impeller | Genuine OEM Outboard Part

🔧 Product Description

Genuine Honda 175HP-250HP V6 Water Pump Impeller - Part Number: 19210-ZY3-003

New genuine Honda large-diameter flexible water-pump impeller for BF175, BF200, BF225 and BF250 V6 outboards using the ZY3 pump assembly.

⚙️ Key Features

• Genuine Honda V6 water-pump impeller
• Large high-flow flexible-vane design
• Approximate dimensions: 26mm bore × 89.75mm outside diameter × 31.3mm width
• Used with woodruff key 90752-ZY3-003 on specified pumps
• Inspect housing, liner and guide plate during replacement

🚤 Compatibility

Commonly used on

• Honda Marine four-stroke outboard engines

Typically suits

• Engine models:
• BF175A/BF175D
• BF200A/BF200D
• BF225A/BF225D
• BF250A applications whose pump diagram specifies 19210-ZY3-003
• HP Range: 175HP - 250HP
• Engine Type: Honda V6 four-stroke outboard
• Year Range: Engine and lower-unit revision dependent

🔌 Function

The flexible water-pump impeller draws raw water through the gearcase intake and circulates it through the engine cooling passages and exhaust system. Its flexible vanes must seal against the pump liner and cam to maintain reliable cooling flow from idle through maximum engine speed.

⚠️ Common Signs of Failure

• Weak or absent tell-tale stream
• Engine temperature rises above normal or the overheat alarm activates
• Impeller vanes are cracked, missing, swollen or permanently set
• Pump housing contains scoring, melted rubber or vane fragments
• The annual or manufacturer-specified water-pump service interval is due

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 19210-ZY3-003 (Honda OEM reference)

OEM / Related Numbers

• 19210-ZY3-003
• 90752-ZY3-003 associated impeller key

Aftermarket / Verified Equivalents

• Sierra: 18-3031
• Mallory: 9-45106
• Recmar: REC19210-ZY3-003

📦 Condition

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