CBR 600F 1987 - 1990 CBR 600F Forum

carbs leaking

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Old 05-28-2011, 02:09 PM
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Default carbs leaking

so I failed my inspection because the carbs were leaking gas, so we took them out and cleaned them and put them all back together. they leaked even more so...

so it looks as though they were leaking from the floater bowl gaskets and tubes between the carbs. so we ordered the gaskets and o-rings for the tubes that connect between the carbs but the gaskets came with a bunch of other parts around it we don't need. anyone have any of these parts or know somewhere I can get them cheap? the gasket sets were $26 a piece (and we needed 4 b/c they sold the gaskets separately) and the o-rings came in a set of 2 for $15 each set.
 
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Old 05-28-2011, 04:22 PM
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You can get o-rings at ACE hardware for almost any application. Harbor Freight also sells o-ring kits in three different types of material. So, go that route for the o-rings, it'll save you some money.

http://www.siriusconinc.com/pro-deta...roduct_id=2795

That's all four for 22 bucks or so....
 
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Old 05-28-2011, 07:41 PM
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That carb kit is for 1991 and up. Not 87-90, they have a different gasket. Good idea for the O-Rings though.

Try spraying your original gaskets with silicone lubricant spray, the gaskets may absorb it and expand, always works for me.
 
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Old 05-28-2011, 08:07 PM
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Good call, didn't even notice that.

I can't find anything...
 
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Old 05-29-2011, 07:32 AM
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I would also check the float heights as petrol is coming out of the overflow pipes.
 
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Old 05-29-2011, 02:12 PM
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I had this same problem. All I did was take the gaskets out and dip them in some clean motor oil. I haven't had a problem since.
 
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Old 05-29-2011, 02:18 PM
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Default Success!!!

Fritz and I made a run to Harbor Freight, and picked up the Viton and Metric o-ring assortments. Spent $15. Tried to find Viton o-rings that would fit, as they are better rings, but there was better fits in the Metric set for the fuel delivery tubes, and the overflow tubes had some for the Viton work better. Might have save a couple dollars just taking the tubes, and a carb to Ace, but it is done. Back together, and it does not leak! Of coarse, can't get it inspected now until Tuesday... he is out practicing in the neighborhood now.

Thanks for the suggestions guys....

Dave
 
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Old 05-29-2011, 02:52 PM
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Good. Glad we could help. And now you have a whole bunch of o-rings at your disposal just in case.

Ride Safe.
 
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Old 05-29-2011, 03:08 PM
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Originally Posted by DrAwkwArD
You can get o-rings at ACE hardware for almost any application. Harbor Freight also sells o-ring kits in three different types of material. So, go that route for the o-rings, it'll save you some money.

http://www.siriusconinc.com/pro-deta...roduct_id=2795

That's all four for 22 bucks or so....
yeah, thanks a bunch drawkward! Saved me a lot of money. It looks as though we didn't need to replace the gaskets, just the o-rings. our original order totaled to $180, and now i just spent $15. Thanks a mill man!
 
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Old 05-29-2011, 04:37 PM
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Now you have 165 dollars to spend on accessories
 


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