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Porter Marine Repair believes in offering top quality maintenance and repair at competitive prices


From basic oil changes to engine rebuilds, there are no limitations as to what our technicians can handle. Marine; gas, diesel and outboard service/repair on most engine manufacturers. Computer engine diagnostics and repairs. Re-powers. Factory recommended service and maintenance. Generator maintenance and repair. Running gear repair. Propeller service. Heat exchanger/cooler service.

Mobile Service

Equipped with a mobile shop, if you are unable to bring your boat to us, we will come to you. Fully insured we are authorized to work out of most any yard in the Newburyport area. 

Shrink Wrap

Offering sturdy frames and wrap jobs that keep your boat protected during our harsh New England winters. Got something other than a boat you want to protect over the winter? Give us a call and just ask.  

Detailing/ Bottom Paint

Hull compound and waxing. Bottom prep and paint. Outdrive/lower unit preparation and paint. Replacement of external anodes. 


Complete boat winterization in the fall. Services include: full engine service, fuel treatment, battery cable disconnect, battery storage and freeze protection for all items and systems onboard. Spring commissioning including: engine maintenance, battery install/hookup spring startup and overall boat assessment. 


Diagnosis and repair of all DC and most AC electrical systems on board. Electronics installation and upgrades.  

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