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Offline junkyard

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17hp ohv
« on: May 28, 2010, 08:53:22 pm »
hello igot a 17hpohv i belive its a 31 but i have a problem with ti. i let it run for 10 minutes no smoke and all of a sudden it smokes like its burning pure oil i have a idea but just would like another opion thanks Les
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Les  Bowman

Offline leadslead

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Re: 17hp ohv
« Reply #1 on: May 28, 2010, 08:58:40 pm »
smoke coming outta the exoust or breather
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STEVE HENDERSON

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Re: 17hp ohv
« Reply #2 on: May 28, 2010, 08:59:44 pm »
sorry exhaust and its stock nothing done to it
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Les  Bowman

Offline wardee1977

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Re: 17hp ohv
« Reply #3 on: May 28, 2010, 10:27:21 pm »
Head gasket.  Those motors are notorious for blowing head gaskets even in stock form. 
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Offline leadslead

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Re: 17hp ohv
« Reply #4 on: May 28, 2010, 11:04:25 pm »
bad desighn it always blows from cylinder to valves that thin little piece
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STEVE HENDERSON

Offline wardee1977

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Re: 17hp ohv
« Reply #5 on: May 29, 2010, 07:25:33 am »
Yes, very bad design.  Probably a copper gasket would be better.  It's always that little bit of graphite or whatever the gasket is made of, blows between the push rod area and the cylinder.
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2009/2012 NNYLMR Driver of the Year
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Offline junkyard

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Re: 17hp ohv
« Reply #6 on: May 29, 2010, 07:42:00 am »
hey guys thanks . i was looking at the rings but it was not doing it all the time thanks for the info Les
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Les  Bowman

Offline leadslead

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Re: 17hp ohv
« Reply #7 on: May 29, 2010, 08:43:53 am »
yea i have some 28 and 31 gaskets if interested
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STEVE HENDERSON

Offline Gadgit

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Re: 17hp ohv
« Reply #8 on: May 29, 2010, 11:26:07 pm »
i have blown two head gaskets the last two weeks first time smoked out catch can and the second smoke out the exhaust
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Offline junkyard

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Re: 17hp ohv
« Reply #9 on: June 02, 2010, 09:13:20 pm »
hey guys i got it tore down and there it was a bad head gasket thank alot for all the info Les
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Les  Bowman

Offline Tazz914

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Re: 17hp ohv
« Reply #10 on: June 02, 2010, 09:33:02 pm »
i had the same problem,well at least till my stock grass cutter engine blew
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Thomas Thompson

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Offline junkyard

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Re: 17hp ohv
« Reply #11 on: June 05, 2010, 07:12:53 am »
hey guys thanks a bunch i got it all done and it runs great thanks for all the info   Les   :woo: :woo:
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Les  Bowman
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