2025.10.29 Safety Report: Mercury Marine FourStroke Outboard Motor
29 October 2025
The following notice has been issued by the Office for Product Safety and Standards.
Product
Mercury Marine FourStroke Outboard Motor
Type
Hobby / sports equipment - Watercraft
Brand
Mercury Marine
Affected models
For models and serial numbers, please see the annex in the PDF attached to the full notice below
Country of origin
United States
Product description
Outboard motors intended for use in saltwater

Hazard
If the motor is used in saltwater, it has been identified that the studs located on the upper shift arm of the specified FourStroke models can corrode over time. This could lead to potential loss of shift function during a component failure. Outboards outside of the affected serial number range, or within the affected serial number range that have only been operated in freshwater markets, do not require modification.
The product does not meet the requirements of the Recreational Craft Regulations 2017.
Corrective action
Modification programme.
Users are advised to take their boat to a Mercury Marine Authorised Dealer for repair if it has been operated in saltwater. To identify your local dealer, access the following webpage: https://www.mercurymarine.com/uk/en/find-a-dealer
For further information, please contact the UK Importer, E. P Barrus Ltd, at: [email protected]
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