[Diy_efi] 97 leaded vs 98 unleaded.

Programmer nwester at eidnet.org
Mon Jul 1 00:52:37 GMT 2002


RON is "Research Octane Number". Higher number--higher anti-knock index.  A
"97" is not better than "98", regardless of whether "lead" is in the
compound or not.

Lyndon

----- Original Message -----
From: "Jose Santana" <mpower2002 at jazzfree.com>
To: <diy_efi at diy-efi.org>
Sent: Sunday, June 30, 2002 7:03 PM
Subject: [Diy_efi] 97 leaded vs 98 unleaded.


> Group,
> sorry if this question is slightly off topic, but I had to ask ;-)
>
> I have access to two kinds of fuel: 97 RON leaded and
> 98 RON unleaded.
>
> Which has better anti-knock properties?
>
> Actually, my doubt is the following:
>
> Does the 97 leaded have better antinock properties because
> it contains lead, which means that it behaves "as if" it was a
> 98 (or higher) unleaded?
>
> or....
>
> Is the 98 unleaded better because 98 is higher than 97, and that's
> the number that counts?
>
> Thanks.
>
> José Santana <mpower2002 at jazzfree.com>
>
>
>
>
>
>
>
>
> _______________________________________________
> Diy_efi mailing list
> Diy_efi at diy-efi.org
> http://www.diy-efi.org/mailman/listinfo/diy_efi
>


_______________________________________________
Diy_efi mailing list
Diy_efi at diy-efi.org
http://www.diy-efi.org/mailman/listinfo/diy_efi



More information about the Diy_efi mailing list