UK fuel crisis

[SIMON HOLTBY]

Dave,
> 
> Yes I thought LRP could not be used in a CAT equiped car but thanks for
> confirming it. Something people do not consider is that the Lambda probe
> will be damaged by LRP causing the fuel mixture to be incorrect. This is
> particularly relevent to owners of pre-93 Audis that have CATs fitted
> but
> are not required to do so by law and so remove the CAT either to improve
> performance or because it has failed. 
> 
> I was interested to read that you do not recomment LRP for use in a 84
> UR
> as its additive has not been proven. But I thought all Audis since the
> mid
> seventies have had hardened valve seats so is the use of additives not
> irrelevant. The reason I use LRP is because I need higher octane than 95
> unleaded and it is cheaper than 98 super unleaded. Is not 97 octane near
> enough to 98?  98 is becomeing as cheap as LRP so I may start using that
> soon or I may retart the ignition so as to use 95.
> 
> Regards
> 
> Simon Holtby
> '84 urq
> 
> --- Tspitfire at aol.com wrote: > In a message dated 9/12/00 9:14:23 PM GMT
> Daylight Time,
>    
> >     LRP fuel will damage a cat just the same as the old 4 star fuel
> > would. I 
> > would not recommend you use LRP in your Ur. The additive in this fuel
> > has not 
> > been tested as far as I know by any of the test houses who have
> endorsed
> > 
> > other additives. I would advise you to use super unleaded with an
> > additive 
> > such as Castrol Valvemaster which has been tested by several classic
> car
> > 
> > authorities. Use the version with the octane booster because super
> > unleaded 
> > is only 97 RON (as is LRP) and the WR engine needs 98 RON min. LRP
> also
> > burns 
> > hotter and will gum up your engine.
> > 
> 
> 
> ____________________________________________________________


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