Water Pump Impeller Repair Kit for Mercury / Mariner Outboards

High-quality water pump impeller repair kit, designed to maintain correct cooling performance and protect your engine from overheating.

Suitable for Mercury and Mariner 4-stroke EFI outboards listed below. Ideal for routine servicing or impeller replacement.

Fitment – Mercury / Mariner Outboards

Fits the following 4-stroke EFI models:

• 15 HP EFI – Serial 0R833820 and up
• 20 HP EFI – Serial 0R833820 and up

❌ Will not fit non-EFI or earlier serial number engines

If you are unsure whether this kit is correct for your engine, please contact us before purchase with your model and serial number.

Product Notes

• Designed for reliable cooling system performance
• Suitable for regular servicing and preventative maintenance
• Marine-grade quality aftermarket parts
• Fully compatible and interchangeable with OEM components

Buyer Responsibility

It is the buyer’s responsibility to confirm compatibility using the engine model and serial number before ordering.
Even if a part looks similar, it may not be correct for your specific outboard.

If unsure, please message us — our technical team will be happy to help.

15HP 20HP Water Pump Impeller Kit – Mercury Mariner 4-Stroke EFI Outboards