<VV> 64 Engine - Performance Wanted

Harry Yarnell hyarnell1 at earthlink.net
Thu Mar 29 12:14:53 EST 2007


Disconnect the throttle crossshaft at the carbs. Work the throttle on each 
carb by hand separately. See if one side is dead.

harry yarnell
perryman garage and orphanage
hyarnell1 at earthlink.net
----- Original Message ----- 
From: "D. Barry Ellison" <bars84crx at hotmail.com>
To: <VirtualVairs at corvair.org>
Sent: Thursday, March 29, 2007 8:48 AM
Subject: <VV> 64 Engine - Performance Wanted


> Again, this 64 engine is a dog.  Symptom is that when it's cold, it runs 
> pretty good.  As soon as it warms up, nothing - won't get out of it's own 
> way, literally has a hard time going up my SC rolling hills.
>
> Other Specs and things I've checked: idles pretty good, cranks pretty 
> good, vacuum advance works and holds, MSD ignition with points as the 
> trigger, distributor weights working freely and installed correctly, 
> distributor plate good, timing set with a light, 92 octane and zero 
> pinging, zero run-on, new wires, ULTRA plugs (prob not 5k miles on them - 
> came from the 140 engine), rebuilt carbs that seem to be working okay 
> (noticed a drilled hole in one of them yesterday which is now plugged, 
> just above the lower nut - water injection?), choke pulloffs set and 
> operate properly, choke's pull off properly.
>
> Best we can come up with: she needs bigger jets...it's got 50's.  (warms 
> up, chokes open, more air, not enough fuel)  I've got 53's and 55's in my 
> pocket.  I'll be autocrossing this weekend and she's a daily driver for 
> the short term after that. Which would you use and why?  Will it help?  Is 
> 55 too big?  Don't want to do it but once, but will do it twice if 
> necessary.  Logic dictates I put in the 55's and if it fails, I should put 
> in the 53's.
>
> Anything I missed?
>
> Thanks!
>
> Barry in SC
> Getting ready for St. Augustine 2 day autocross, then on to Seaworld and 
> Universal for Spring Break.
> Good news is : the 64 has stopped smoking completely.  Just needed to be 
> driven!
>
>
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