Good point. It was skimmed but don't remember how much.
Larry
----- Original Message -----
From: andy webster <trunkie@hotmail.com>
To: <millerls@ado13.com>
Cc: <spridgets@autox.team.net>
Sent: 10 May, 1999 9:35 AM
Subject: Re: speaking of fuel....
> 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)
> > >
> > >
> >
> >
>
>
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