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  1. C

    Optimax 75 owners- anyone experiencing hesitation? (Repost from prop section)

    I have a new 2011 Optimax 75 which had the wrong pitch prop (21 p)- motor exhibited hesitation on take off and at mid throttle. I took it in to the dealer and they replaced the prop with a 19p (after several weeks of experimenting/testing replacing plug/air injectors) but I am still experiencing...
  2. C

    Optimax 75 hesitating/hitching with slight load change

    I had a new 2011 Optimax 75 with the wrong pitch prop (21 p)- motor exhibited hesitation on take off and at mid throttle. I took it in to the dealer and they replaced the prop with a 19p but I am still experiencing the odd hesitation with a slight change in load for instance if I fill up the...
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