General Discussion Anything SuperHawk Related

Looses engine power

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Old May 7, 2020 | 07:41 AM
  #1  
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Looses engine power

Hey folks --- wonder if anyone else has experienced this ---
I was riding to work on the freeway yesterday and around 85mph my bike started loosing power despite me giving it more throttle. I pulled to the berm, downshifted, revved the rpms and it sputtered and came back to life so I got back on the roadway and took off again. Around 90mph it did it again. I stopped at the Honda dealership and it idled fine and throttle response was perfect. The tech thought maybe it was just too cold (temp was roughly 46deg F). I don't think that was the case.
Ever since I got it (I'm second owner, had under 7000miles on it 4yrs ago, now has 12,500) my bike occasionally makes a "chug/knock/" type noise (hate to use knock as a description but can't think of anything else. The tech there said he thought it was one of the timing chain tensioners, so I'm replacing that.
So leaving work --- it's about a 5min ride to the freeway. I got on and again --- same thing. I exited the freeway and rode home on side streets with no problems.....

Mind you I can tinker with my bike but I am in no way able to really "work" on it....

Any thoughts? Thanks,

Last edited by Michael Semick; May 7, 2020 at 07:46 AM.
Old May 7, 2020 | 08:50 AM
  #2  
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I'd check the vaccum hose isn't split, and same also for the petcock rubber diaphragm.

"chug/knock/" type noise is 'carb fart' - like a stumbling cough not serious except if it causes the bike to stall which could be awkward say in a low speed turn. Make sure carbs are balanced, TPS is set to spec and idle set to 1200/1300.

In case you haven't heard already the VTR's OEM CCTs can spontaneously self-destruct so recommend you fit manual tensioners (see below).

VTR1000 S'hawk/F'storm

Last edited by Wicky; May 7, 2020 at 08:54 AM.
Old May 7, 2020 | 03:12 PM
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as per one of Wicky's suggestions, check your petcock diaphragm (had it happen to me twice over the years)
Old Jul 27, 2020 | 09:54 AM
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Thanks guys!!
Old Sep 17, 2020 | 06:26 AM
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Hey guys! Wanted to give you guys a huge THANK YOU again!! Replaced the petcock diaphram and runs purrrrrrrfect!
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