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We do everything from bottom ends, cranks, top ends, complete rebuilds, to building wheels, installing aftermarket parts, changing filters & fluids, changing tires & brakes and doing suspension service. We basically do it all! And we do it better than the rest. The work is guaranteed and reliable. It's a family run business and our reputation is all we have, so we like to keep our customers happy! COME SEE US TODAY!



Here at Gustin Motorsports we can rebuild a wide variety of engines from old to new. With over 40 years of motorcycle repair experience, our head mechanic Eric Gray and Service Manager, Graham Gustin will make sure your motor is DONE RIGHT THE FIRST TIME. 

We guarantee our service and stand behind all of our work. We work on all manufacturers products. BIKES, QUADS and UTV's are our specialties.


We also offer general service & tuning for all Motorcycles, Quads, UTV's and most other powersports no matter what make or model. We can do oil changes, filter service, tire changes, carberator/throttlebody cleaning and any type of general service in order to get you back out on the dirt or street. We also stock basic parts and can get whatever you need in about a day.


We offer very competitive rates for all of our service, maintenace & after market parts. Come down today for a free quote!


From Simple Oil, Spring & Seal changes to sending your forks/shocks out to a suspension specialist of your choosing​, Gustin Motorsports has you covered. We build wheels in house and can change tires on the spot for last minute needs before your next ride. New tires in stock and available immediately for most standard sizes. 


Come get a good deal at Gustin Motorsports and support your local motorcycle repair shop run by long time Costa Mesa residents. Voted locals favorite!


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