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Expert Outboard Motor Repairs & Marine Services In Hornsby
- Quality and affordable solutions for you
- Provide attention to detail
- Fully Trained and Certified Mercury Technicians
- Family Owned and Operated - Servicing Sydney Wide
- Sales and Service for Outboard and Inboard Engines - Verado - Fourstroke - Sea Pro - Motor Guide
- General Info
Delivering expert marine engine services with reliability and precision to keep your boating experience safe and enjoyable.
Shannon Outboard Services are the complete marine supplier, one of the best in the marine repair service industry. Catering for all inboard, sterndrive, outboard service & repairs. Small or large boats, including Riviera, Searay, Bayliner, Bertram, Wellcraft, Four Winns, Mariner, Quintrex & Whittley cruisers.
Located in Hornsby, Shannon Outboard Services has been a trusted name in marine engine repairs and maintenance since 1981. With over four decades of experience behind us, we’ve built a solid reputation for our attention to detail and mechanical expertise with dependable results. Whether you're a seasoned boater or just getting started with recreational watercraft, we’re here to ensure your time on the water is safe, smooth, and stress-free. Our long-standing passion for boating and marine engineering drives everything we do, from minor tune-ups to major overhauls.
We specialise in the service and repairs for outboard motors, inboards, and sterndrives. Our team services a wide range of popular boat brands, including Riviera, Searay, Bayliner, Bertram, Wellcraft, Four Winns, Mariner, Quintrex, and Whittley cruisers. Whether you’re dealing with a performance issue or due for a routine maintenance check, we have the tools, skills, and parts to get you back on the water quickly and confidently. We also provide engine diagnostics, propeller servicing, fuel system repairs, and winterisation services tailored to Australian marine conditions.
What sets us apart is our unwavering focus on quality workmanship and personalised customer service. We take the time to listen, assess, and explain your options clearly so you can make informed decisions about your boat’s care. With decades of industry experience, we’ve earned the trust of countless clients who rely on us for transparent pricing, honest advice, and fast turnaround times. Our fully equipped workshop in Hornsby is designed for efficiency, and we carry a large stock of genuine and aftermarket parts for quick service. Get in touch with Shannon Outboard Services today!
- Accreditations
2018 Mercruiser Dealer of the Year
Fish Finders - Navigation Systems - Speakers
Great Range of Mercury Spare Parts & Chandlery
- Email Business
- Established
- 1981
- ABN
- 89 002 254 346
- Staff
- 11-20
- Ownership
- Locally Owned
- Service Notes
- Open Weekdays and Saturday
- Free Estimates
- Yes
- Other Link
- Categories
- Certifications
- Great Range of Mercury Spare Parts & Chandlery
- Keywords
- Marine Repair Service Industry, Outboard Service, Outboard Service Hornsby, Outboards Hornsby, Marine Repair Service Hornsby, Marine Repair Service, Marine Repair Hornsby, Marine Repair Industry, Boat Motors Hornsby, Marine Repair
How often should I service my outboard motor?
Most manufacturers recommend servicing your outboard motor every 100 hours of use or at least once a year, whichever comes first.
Do you provide mobile servicing, or is it workshop-only?
We primarily operate from our Hornsby workshop but may offer mobile servicing depending on the job and location.
What is the average lifespan of an outboard motor?
With proper maintenance, an outboard motor can last between 1,500 and 3,000 hours, often translating to 10–15 years of service.
Is regular maintenance really necessary if I don’t use my boat much?
Yes, even if rarely used, engines can suffer from fuel breakdown, corrosion, or moisture damage without regular checks.
Do you also work on inboard and sterndrive engines?
Absolutely, we offer full diagnostics and repairs for inboards and sterndrives in addition to outboards.
How long does a standard outboard service usually take?
A standard service can typically be completed within a day, depending on the condition and type of motor.
What are common signs my outboard motor needs servicing?
Difficulty starting, unusual noises, decreased performance, or excess smoke are signs that your motor may need attention.
What is an outboard motor, and how does it work?
An outboard motor is a self-contained engine mounted on the back of a boat, combining engine, gearbox, and propeller to propel the vessel.
What should I do to prepare my boat engine for winter storage?
It’s important to flush the engine, stabilise the fuel, fog the cylinders, and disconnect the battery to prevent issues over winter.
Can you service all brands of outboard motors?
Yes, we service most major outboard motor brands, including Yamaha, Mercury, Honda, Suzuki, Evinrude, and Tohatsu.
How can I contact Shannon Outboard Services by phone?
You can contact Shannon Outboard Services on (02) 7908 8484.
Where is Shannon Outboard Services located?
Shannon Outboard Services is located at Unit 3 41 Leighton Place, Hornsby, NSW 2077.
How can I email Shannon Outboard Services?
You can email Shannon Outboard Services at [email protected].
Does Shannon Outboard Services have a website?
Yes. You can visit Shannon Outboard Services online at http://www.shannonoutboards.com.au.
What are the opening hours for Shannon Outboard Services?
The opening hours for Shannon Outboard Services are Mon - Fri: 8:00 am - 5:15 pm; Sat: 8:00 am - 1:00 pm.
What type of business is Shannon Outboard Services?
Shannon Outboard Services is listed under Boat & Yacht Builders & Repairers, Boat Motors & Outboards.
Is Shannon Outboard Services on social media?
Yes. You can follow Shannon Outboard Services on Facebook, Instagram and YouTube.
Is Shannon Outboard Services locally owned?
Yes. Shannon Outboard Services is a locally owned business.







