PRODUCT DETAILS
Water Pump Impeller Repair Kit for Yamaha 40HP 50HP 2-Stroke Outboard | Replaces 6H4-W0078
Description:
Complete water pump impeller repair kit designed for Yamaha 2-stroke outboard motors. Ideal for restoring proper cooling and maintaining engine performance.
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 Number:
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6H4-W0078
(OEM number used for reference only — compatible high-quality aftermarket replacement)
Kit Includes:
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1 x Neoprene Impeller (6H4-44352-02)
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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 Bolt with Washer (97080-08055-00)
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2 x Bolt with Washer (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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Marine-grade aftermarket parts
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Designed to match OEM fit and function
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UK-based stock for fast dispatch
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Same-day shipping for orders before 1 PM
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Collection available from our Leigh, Manchester workshop
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VAT receipt available on request
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Friendly technical support available — message us if unsure about compatibility
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.
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