Fuel Issue??

  • Warren3200gt
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Re: Fuel Issue??

22 Mar 2019 12:21
#800847
From the discriptions you have given it can only be the fuel flow between the tap and the bowl. So either float needle/seat or floats.
If you certain the needles and seat are good and correct it can only be floats. Drop the floats in a bowl of hot water and give them a slight squeeze, like checking for a punture in an inner tube. If they are the old brass type floats I have seen lots that have hair line cracks in and dont really "float". Assuming they are not punctured it really only leaves the float tangs being way out and you'll need to do a wet level test to determine that.

Z1000J2 somewhat modified!

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  • HNewDawnKZ550LTD
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Re: Fuel Issue??

22 Mar 2019 12:30
#800849
AWSOME! the wet level test is what they describe in the factory service manual with a clear tube correct?

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  • Warren3200gt
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Re: Fuel Issue??

22 Mar 2019 12:49
#800851
Correct.

Z1000J2 somewhat modified!

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  • HNewDawnKZ550LTD
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Re: Fuel Issue??

22 Mar 2019 13:02
#800853
AWSOME! Gonna test the floats in the water tonight then the level check tomorrow. Will post results tomorrow evening.

Thanks again!!!

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  • loudhvx
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Re: Fuel Issue??

22 Mar 2019 14:36
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HNewDawnKZ550LTD wrote: AWSOME! Gonna test the floats in the water tonight then the level check tomorrow. Will post results tomorrow evening.

Thanks again!!!
The website I linked to shows how to get a bench-settable rough estimate of the float level while dry and open.

(And of course water is only for looking for leaks... the final level is set with fuel since water has a different density.)

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  • kevski
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Re: Fuel Issue??

22 Mar 2019 14:57
#800858
Warren3200gt wrote: Correct.
Warren, PM'd you.

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Re: Fuel Issue??

22 Mar 2019 15:42
#800862
Kev, replied.

Z1000J2 somewhat modified!

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  • hardrockminer
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Re: Fuel Issue??

22 Mar 2019 17:59
#800868
I had a similar problem last year with my wife's bike. Turns out the floats were sticking on the side of the carb gasket. I've had this happen on my Z1 as well.
I have several restored bikes along with a 2006 Goldwing with a sidecar. My wife has a 2019 Suzuki DR 650 for on and off road.

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Re: Fuel Issue??

23 Mar 2019 01:33
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hardrockminer wrote: I had a similar problem last year with my wife's bike. Turns out the floats were sticking on the side of the carb gasket. I've had this happen on my Z1 as well.
Thats a good shout, also make sure the floats are 90 deg to the hinge bar and not catching the bowl sides.

Z1000J2 somewhat modified!

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  • HNewDawnKZ550LTD
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Re: Fuel Issue??

23 Mar 2019 07:50
#800883
AWSOME guys thanks for the reply's! So last night I had them soaking in warm water for hours and they are all floating just fine! So they are no leaking and no pin holes.


loudhvx…………..is that the site in your first post??

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  • HNewDawnKZ550LTD
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Re: Fuel Issue??

23 Mar 2019 08:36
#800889
THANKS A TON loudhvx!!! Just checked the link and it has a ton of good info!

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  • HNewDawnKZ550LTD
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Re: Fuel Issue??

23 Mar 2019 08:39
#800890
Upon reading the link mentioned above I believe I found my dumb mistake! The two small ports in between the carbs that say "Bowl vents" I put plugs on thinking they were some emission related piece. I do not have a ton of experience with this style of carb others yes but not the mechanical slides used to vacuum slides.

So I am guessing if I have the both the float bowl vents capped off then that would cause my overflow issue out of that jet am I correct? ??

Feeling like a noob..........lol

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