RE: Another carb change

[Richard Kinsley <r.kinsley@xxxxxxxxxxxxxxxx>]

Earl Helm wrote:
> 
> Rich,
> 
> I don't know if you have ever tuned a motorcycle carb, but tuning 
> an Eddy is the same thing. The metering rods (needles to us old timers) 
> are for fine tuning mid range and low end. Having said that, you do have 
> 
> to have the correct metering rod for a jet range, which I am sure you 
> picked
> 
> up from the book. You mentioned it stumbled at wide open throttle. At 
> wide 
> open, the needles are out of the jets, so get it running at WFO and 
> pulling 
> strong by playing with the secondary. Then start playing with the 
> needles 
> and the primaries for low end and mid range.
> 
> Keep in mind the temp range where you live. If you tune it on a 60 
> degree 
> day with low humidity, it is going to be a bit fat in the summer. In 
> Salt
> Lake 
> we get ranges from 0 to 100 degrees. I like them spot on for about 75 to 
> 80 
> degrees. Seems to be a good tune for large swings in temp and humidity 
> for 
> street driving.
> 
> Earl
=====================================================================

Thanks Earl. I'm beginning to feel comfortable taking it apart now. As a 
matter of fact I'm gonna run downstairs and change it again right now!

BTW: I noticed that the fuel line holds 5.5psi for quite awhile after 
adjusting the floats. I wonder if the sagging floats allowed the 
pressure to bleed off before?



Rich Kinsley  '64 Polara 4 dr 318poly w/goodies


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