naturally. I have not said otherwise.
If you put an 1100 head on a 948 you will have to skim it or the block
to maintain CR as the 1100 heads have a higher chamber volume.
>From: Paul A Asgeirsson <pasgeirsson@juno.com>
>Reply-To: Paul A Asgeirsson <pasgeirsson@juno.com>
>To: trunkie@hotmail.com
>CC: millerls@ado13.com, spridgets@autox.team.net
>Subject: Re: speaking of fuel....
>Date: Tue, 11 May 1999 13:01:24 EDT
>
>I think that skimming block/head will always raise CR, not lower it.
>
>Paul
>PAsgeirsson@juno.com
>
>On Mon, 10 May 1999 09:35:28 PDT "andy webster" <trunkie@hotmail.com>
>writes:
> >Larry,
> >Was yor block/head skimmed? Otherwise the greater combustion chamber
> >volume
> >will have lowered your compression ratio thus reducing the tendency to
> >ping
> >and/or diesel
> >Andy
> >
> >>From: "Larry Miller" <millerls@ado13.com>
> >>Reply-To: "Larry Miller" <millerls@ado13.com>
> >>To: "Toby Atwater" <tob@taltec.net>, "Sprite Mailing List"
> >><spridgets@autox.team.net>
> >>Subject: Re: speaking of fuel....
> >>Date: Mon, 10 May 1999 07:58:32 -0700
> >>
> >>I've run my rebuilt 948 (1098 head with hardened seats) on all grades
> >and
> >>can't tell the difference. No pings or dieseling.
> >>
> >>Larry Miller
> >>----- Original Message -----
> >>From: Toby Atwater <tob@taltec.net>
> >>To: Sprite Mailing List <spridgets@autox.team.net>
> >>Sent: 09 May, 1999 8:14 PM
> >>Subject: speaking of fuel....
> >>
> >>
> >> > quick question....
> >> >
> >> > I just realized, I have no idea what these cars run on.... I
> >bought 3
> >> > gallons of 97 "supreme" octane petrol, but I have no clue if that
> >is
> >> > necessary. What spridegts were designed to run leaded fuel? any?
> >all? as
> >>I
> >> > understand it... the A series engine runs about 8.5 :1
> >compression, what
> >> > octane should I run to prevent detonation?
> >> >
> >> > I could always just experiment and try 87 octane and see if it
> >> > pings/pinks/detonates/knocks ...
> >> >
> >> > As always, thanks for your help...
> >> >
> >> > Toby
> >> > Toby Atwater, Santa Barbara, CA, tob@taltec.net
> >> > 1969 Austin Healey Sprite, mk 4 ?? octane
> >> > 1971 FJ-40 Toyota Land Cruiser designed to run off sugar cane
> >alcohol.
> >>(back
> >> > in the day)
> >> >
> >> >
> >>
> >>
> >
> >
>
>Get secure free e-mail that you don't need Web access to use
>from Juno, the world's second largest online service.
>Download your free software at http://www.juno.com/getit.b.html.
|