1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

Is cornering bog on Dellorto unavoidable?

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Old 05-02-11, 07:48 PM
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Is cornering bog on Dellorto unavoidable?

I did an autocross yeaterday and in LONG rights, I was getting a big bog for a couple of seconds. I naver have this happen on the street but I'm not too surprised by that. I have recently rebuilt the carb and it's running pretty good but can I "tune" the bog out? As always, any help is appreciated.
Old 05-02-11, 08:49 PM
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It could be because your float level is off a little bit or maybe your pressure is little low.

I have a mikuni which is very similar to the delorto and do not have any turning bog at all.

I say experiment with float level and fuel pressure and see if it helps.
Old 05-02-11, 09:10 PM
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Raise your float 1mm so there is 14mm from tip of float to tip of lid gasket. That'll put more fuel in the carb and greatly reduce right turn stumble.
Old 05-03-11, 10:07 AM
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^^^+1

I have mine set at 14mm as well. Seems to deal with it a lot better.
Old 05-03-11, 10:14 AM
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If you can't correct it ,email me and I will offer you a solution.........works like a charm.......
Old 05-03-11, 12:55 PM
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Just raising the fuel pressure was enough for my DCOE. I still get a tiny hiccup on some off-camber right-hand corners, but it's nowhere near as bad as any of the 4-barrels I've tried. I guess if I really cared I could try raising the float level, but eh.
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