Yamaha Motors

Water Pump Housing 63B-Y429H-K1-00

Country of Origin:

Japan

Satisfaction rating

Genuine OEM product

Product	Price	Rating	Comment
Yamaha Motors 63B-Y429H-K1-00 Water Pump Housing (viewing this product) Genuine OEM product	$23.99~~$29.99~~ In stock 5+ in stock	Best	Factory OEM parts will always have a BEST rating unless there is substantial data to prove otherwise.
Factory OEM parts will always have a BEST rating unless there is substantial data to prove otherwise.

$23.99~~$29.99~~

You save 20%($6.00)

-20%

In stock

5+ in stock

Qty

Guaranteed fitment for 7 different models

This is an OEM part manufactured by Yamaha Motors

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Product Questions ¹

Does 63B-Y429H-K1-00 include both oil seals and o ring

Yes, it does.

John f Gambacorta jr — Aug 11, 2026

They had the parts I needed and were delivered in a timely manner. Will use them again.

Trent Sosnowski — May 26, 2026

Great

Greg J Williams — Jul 2, 2025

Nate Hiers — Feb 12, 2025

Please verify fitment before ordering.

Name	SKU	Superseding SKU
Water Pump HousingViewing this product	63B-Y429H-K1-00	Current
Obsolete Yamaha Part	63D-W4434-01-00	63B-Y429H-K1-00
WATER PUMP HOUSING ASSEMBLY	63D-W4434-00-00	63D-W4434-01-00