[FC] Poor MPG and performance

[Bruce Gwyther]

Another thing to check is the cam to crankshaft timing.  Could it be off a 
tooth?
                 Bruce


----- Original Message ----- 
From: <N2VZD at aol.com>
To: <corvanatics at corvair.org>
Sent: Saturday, September 17, 2011 3:46 AM
Subject: Re: [FC] Poor MPG and performance


> try larger main jets...i went thru that once , went up 2 notches and 
> things
> were much better.
> install a vac gauge to see the radical difference.  more vac at  cruise  =
> better mileage and performance...
> another thing to check is mechanical advance in distributor...make sure
> weights are in properly (found backwards weights in a rebuilt once). 
> timing
> light will show this as timing retarding when you rev it up instead of
> advancing.
> good luck
> regards , Tim Colson
> 63 rampy  @20 MPG and running great .   performing  good on thruway at
> 65-70  but could use a touch more poop on entrance  ramps..
> .053 jets   95 (9889)  cam   140 heads with 2  carbs , 030 oversize,
> powerglide ,with 3:27 differential, dual 140 logs  etc.
> wish  i had put the 9891 cam in it...
>
>
>
> In a message dated 9/16/2011 11:45:25 P.M. Eastern Standard Time,
> yenko108 at hotmail.com writes:
>
>
> I  have no problem getting performance out of the engines in my Yenko's. 
> My
> 63  Corvair 95, A hole other story. I have a 65, 95 HP, PG, 3.55.  I just
> rebuild it. Cam, cyl, pistons, balanced, and rings. I can get it to 60 MPH
> down hill as long as I have a good tall wind. 9 to 10 MPG's. MPG's were 
> bad
> before I went through the engine. It starts and runs so smooth. I know the
> things that normally cause such problem's. I need some input from simple
> stupid to off the wall crazy. I love 95HP engines. I want that joy in this
> FC.   Bob Dunahugh
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