Maximum advance

[944Technologist]

You want 87 pump gas.
87 CLC = 91 RON

The CLC number is what is listed on gas pumps in the US.

FR Wilk


----- Original Message -----
From: "Tom Sharpe" <twsharpe at mtco.com>
To: <diy_efi at diy-efi.org>
Sent: Tuesday, July 31, 2001 7:52 PM
Subject: Re: Maximum advance


>
>
> Axel Rietschin wrote:
>
> > >
> > > Axel Rietschin wrote:
> > > > Turbo engines are mostly constrained by the knock limit,
>
> From your earlier post, you mentioned 98 RON. Here, on the street, we can
only
> get 87, 89 ( 87 w/ 10% ethanol) and 93 defined as (RON +M)/2
(Research+Motor)/2.
> What is the relationship between RON and US gas?? ( and don't give me the
math).
> I need to know what to put in the MB that calls for 91 RON??).  Thanks
Tom
>
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