<VV> 140 running rich(?) need advise

Charles Cromwell corvairguy2 at yahoo.com
Sat Jul 8 06:24:14 EDT 2006

The next time it runs bad. Tap on the carb inlet
section with something heavy. Hammer etc. If it clears
up. Dirt or sticking needle.


--- rbkj84 at comcast.net wrote:

> To the carb guru's out there in 'Vair land:
> My late year production 65 Corsa 140 (with the 66
> style carb linkages from the factory) has developed
> a problem.  Right side of the engine seems to run
> very rich.  But problem is intermittent.  Will run
> great for a while and then all of a sudden the RPM's
> will drop and it runs rough, with some white smoke
> ocassionally from that side.  Not blue oil smoke and
> valve seats are good based on compression testing,
> etc. Today it had that same problem after running
> great for several weeks and I parked it and can't
> get it restarted.  Can smell raw gas in that
> tailpipe.  Carbs were professionally rebuilt about 2
> years ago by one of our respected VV vendors and
> they seemed to perform well. I was very pleased with
> the carbs which had a few efficiency mods done to
> them (nothing drastic or for racing only
> applications). Other symptoms that arise
> sporatically - right side exhaust seems much cooler
> than left when it is not running well.  Also, warm
> restarts (not hot restart immediately after 
>  shut d
> own but if the car sits fors an hour or two) can be
> hard.
> I want to look at the float level in the right side
> primary carb but because the problem is intermittant
> I can't see it as float - am I wrong?  Dirt in the
> carb somewhere?  Any assistance would be greatly
> appreciated.  
> Thanks for any ideas.  I'll let you know the result
> when i get there.
> Ron
> 65 Corsa 140 (with mild case of the blahs)
> 64 Spyder (recently back from Hot Rod power tour -
> too cool!)
> 1991 Buick Reatta
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