Is it possible that the water, in addition to cooling the carb body, is
also sealing an air leak, thus cutting the idle?
- RWM
Dana Scribner wrote:
> I have run into a problem that I have had for a couple of years with
> the rear carb on my '68 2000.
>
> When it is cool out both carbs idle down fine but when it is hot or
> after driving awhile the rear carb does not idle down. I have traveled
> 40 MPH without touching the gas. Do to a leak in the heater core I
> have taken that hose off and routed a new one that comes out the back
> of the manufold and raps around the air cleaner and back to water
> pump. The carbs have been rebushed in the last couple of years.
>
> Th other day when the back carb was acting up I poured same cold water
> onto the carb and it idled down just fine but as soons as it got hot
> it acted up again.
>
> Has anyone else had a problem like this? Is there a beter way of
> routing the heater hose? Will rapping the exhaust manufold help? Might
> the carb be bushed too tight and there is not enough room for part
> expansion?
>
> Dana Scribner
> '68 2L
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