We are number one service provider on the Chain O'Lakes. 


Currently Porthole Marina offers on-site complete service marina featuring 6000 sq feet indoor service department, 35 slips and winter boat storage.

Services include engine repairs for inboard and outboard motors, engine rebuilding, performance upgrades and customization, all interior and exterior servicing, and routine maintenance. 


Regular maintenance with Porthole Marina extends the life of your boat and reduces the need for costly repairs.  Our experienced employees will help ensure a carefree boating season. 







Porthole Marina  

High quality boat repair and custom engine services on the Chain O'Lakes.  

Boat Repair. Boat slip rental. Storage.

​​​​​​OUR SERVICES INCLUDE (but are not limited to)


INBOARD ENGINE SERVICES

- I/O engine winterization with preventive maintenance (basic and deluxe)

- I/O engine tune-up, water pump rebuild

OUTBOARD ENGINE SERVICES 

- outboard winterization with oil change

- outboard tune-up

DYNO TESTING

WASH, WAX & DETAIL (AVAILABLE ON SITE!)

YEARLY SPRING SERVICE  

INSURANCE ESTIMATE AND FOLLOW-UP WITH THE INSURANCE COMPANY

SHRINK WRAPPING

BOTTOM WASHING

IN AND OUT SERVICE

TRAILER STORAGE

INDOOR WINTER STORAGE (contact us for prices)

BOAT INSPECTION SERVICE


Boat slips

Call 815-861-9997 or 847-962-1351

for price and availability.



Call us if you are interested in optimizing your boat's speed

or if you have any questions about performance boating

services and repair