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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