PRODUCT DETAILS
Water Pump Impeller Repair Kit with Housing for Yamaha 40HP 50HP 2-Stroke | Replaces 6H4-W0078 & 663-44311-02
Description:
Complete water pump impeller repair kit including the pump housing — suitable for Yamaha 40HP and 50HP 2-stroke outboards. This kit is perfect for full cooling system service or repair.
Fits Yamaha 2-Stroke Outboards:
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40 HP (1984–1994)
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50 HP (1984–1994)
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PRO 50 HP (1987–1994)
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P50 HP (1991–1993)
(40H and 50D models)
Replaces Yamaha Part Numbers:
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6H4-W0078
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663-44311-02 (housing)
(OEM numbers used for reference only — this is a compatible high-quality aftermarket replacement)
Kit Includes:
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1 x Impeller (Neoprene) – 6H4-44352-02
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1 x Water Pump Housing – 663-44311-02
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1 x Cartridge Insert – 663-44322-00
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1 x Outer Plate – 663-44323-00
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1 x Damper Water Seal – 663-44366-00
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1 x Woodruff Key – 90280-03024-00
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2 x Bolts with Washers – 97080-08055-00
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2 x Bolts with Washers – 97080-08045-00
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1 x Cartridge Gasket – 663-44324-A0
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1 x Water Pump Gasket – 663-44315-A0
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1 x Water Pump Gasket – 663-44316-A0
Why Buy from SSI Marine?
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High-quality marine-grade aftermarket parts
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Designed to match original OEM fit and function
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UK-based stock for fast dispatch
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Same-day shipping for orders placed before 1 PM
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Collection available from our Leigh, Manchester unit
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VAT invoice available on request
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Friendly technical support if you're unsure about fitment
SHIPPING & DELIVERY
Delivery:
We offer free shipping on all orders over £150 (excluded outboard engines, trailers)
Standard Shipping - £ 8.50
Orders are typically shipped within 1 business day of receipt of payment. We ship via Royal Mail Tracked 24 delivery service. Delivery times vary depending on the delivery destination.
For engines delivery cost please ask for a quote.
It is the buyer's responsibility to ensure that the correct shipping address is supplied.
All item(s) will be despatched to the registered address.
Tracking your order:
Once your order has been shipped, you will receive a tracking number via email. You can track your order online using the tracking number provided.
Returns:
We accept returns of unused and undamaged items within 30 days of purchase.
To return an item please contact us for a return authorisation number. Return shipping costs are the responsibility of the customer.
Refunds:
Refunds will be issued for the purchase price of the item, less shipping costs. Refunds will be issued in the same form of payment as the initial purchase.