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Motor problems
http://mudmotortalk.com/mmt_v2/viewtopic.php?f=3&t=31609
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Author:  Favaloro [ Fri Aug 17, 2012 1:40 pm ]
Post subject:  Motor problems

My 36hp stock pd was running 28.6 mph solo. And 25-26 with me and two guys no gear. Now I took out my boat this morning and with two 130 pound people and me I was only running 19-20. Less Rpms and slower getting up on plane. Fuel bubble firm. Oil was a Lil low. But bad performance. Was wondering what I should start checking first. Maybe compression? What is stock compression on these motors? Or where else should I start? My motor is a 2009 with 137 hours. Thanks

Author:  deltaduckmaster [ Fri Aug 17, 2012 1:42 pm ]
Post subject:  Re: Motor problems

Carb maybe!!

Author:  Favaloro [ Fri Aug 17, 2012 1:51 pm ]
Post subject:  Re: Motor problems


Author:  Will [ Fri Aug 17, 2012 1:59 pm ]
Post subject:  Re: Motor problems

Check the governor. Mine moved by itself.

Author:  Favaloro [ Fri Aug 17, 2012 5:09 pm ]
Post subject:  Re: Motor problems

Out of water it runs 4250 Rpms in water today when I had a problem it was running 2950

Author:  Migrator [ Fri Aug 17, 2012 9:34 pm ]
Post subject:  Re: Motor problems

How long had it been sitting up? Gas breaking down can partially block jets in the carb. Low speed jet can be ok but high speed could be partially stopped up.
Are all your fuel connections tight?

Author:  da_quack_meister [ Sat Aug 18, 2012 2:04 am ]
Post subject:  Re: Motor problems

If it has stock valves, then there may be a problem there. Stock valves are good for doing that, it happened to me. They get stuck or don't seat well, get rid of them.

Author:  Favaloro [ Sun Aug 19, 2012 8:46 am ]
Post subject:  Re: Motor problems


Author:  justinla [ Wed Sep 05, 2012 8:50 am ]
Post subject:  Re: Motor problems

did you get this resolved? Mine is acting same, and was wondering what your solution was.

Thanks,
Justin

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