<VV> Retard timing

[Mark Durham]

Thanks, Frank, for your great explanation. This is a fact. You will
not save any money and you will enjoy the drive a lot less! 20C a
gallon higher prices is only 6.25% more, not worth it. Mark Durham

On Tue, Dec 7, 2010 at 8:11 AM,  <FrankCB at aol.com> wrote:
> Richard,
>
> So your premium gas costs 7 to 10% more than regular.  Depending on  which
> Corvair engine you have, if you have to retard the timing in order to run
> regular, you may well find that you are losing 10% gas mileage by going from
> premium to regular.  In addition, the retarded timing will give you LESS
> acceleration for merging into traffic.  Again, depending on which engine  you
> have, you may discover that the economics of doing so don't justify your
> change.
>
> Many Corvair engines were factory-designed to run on premium fuel.
>
> Frank Burkhard
>
>
> In a message dated 12/6/2010 6:49:28 P.M. Eastern Standard Time,
> rbeth at comcast.net writes:
>
> Last  winter I had the motor rebuilt in my 63 Corvair Conv. I got the car
> back last  March
> and since than I have put 12,000 miles on the Car. I live in Northern
> Virginia and Premium
> Gas is 25 to 30 cents per gallon more that regular.  Would it hurt the
> motor if I retarded the
> timing enough that I could use  regular gas and it would not Ping. I get
> about 22 MPG average
> The  difference between using Permium and regular was about $165.00. I am
> 75 and  retired
> so every little bit helps. I hope to drive it more this year. I  want to
> wear out the car before I
> wear out.
>
> Richard  Bethard
> Nokesville,  Va
>
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