Mick
Optimax gives great gains in performance and economy over regular unleaded,
but will eat natural rubber. Synthetic rubber hoses and gaskets will
survive. Still not as good as Avgas but comes close and much cheaper
Regards
Brad HALLETT
http://www.powerup.com.au/~bhallett
Proudly Endorsing:
...DATRATS...
http://203.33.35.34
Datsun Dedicated
For Nissan Motorsport Components
Professional Budget Priced competition equipment
Contact Errol SMITH
email: [EMAIL PROTECTED]
-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Mick Ralph
Sent: Thursday, November 24, 1994 11:14 PM
To: [EMAIL PROTECTED]
Subject: Re: Optimax eating rubber fuel lines
Hi trev
Good to hear you are going so well on the track lately.. Makes all the hard
work and $$$ seem worthwhile huh?
Whats this about Optimax eating rubber parts?
Is there fact in this?
I was contemplating using it myself but...
Did u get any better performance or efficiency with it?
have u had any problems with it?
cheers
Mick
riginal Message -----
From: Pooley, Trevor <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, October 10, 2000 2:12 PM
Subject: RE: Optimax eating rubber fuel lines
> Brad,
>
> What the hell have you been doing with Optimax and ribbed condoms. On
second
> thoughts don't tell me.
>
> Fuel useage in my race car is half a litre a minute at the moment so Elf
> Racing fuel at $5 a litre would make for expensive racing. I'll stick with
> optimax.
>
> Trev
>
> -----Original Message-----
> From: Brad HALLETT [mailto:[EMAIL PROTECTED]]
> Sent: Tuesday, 10 October 2000 1:35
> To: [EMAIL PROTECTED]
> Subject: RE: Optimax eating rubber fuel lines
>
>
> I haven't got access to my old lab equipment, and my current employer
won't
> let me use the Scientific section for petrochemical research, however I
have
> found three things:
>
> 1)Optimax is bloody good cleaning solvent
> 2)Optimax will destroy rubber seals, hoses and ribbed condoms
> 3)Elf Racing fuel is about $5 a litre
>
> Regards
> Brad HALLETT
> http://www.powerup.com.au/~bhallett
>
> Proudly Endorsing:
> ...DATRATS...
> http://203.33.35.34
> Datsun Dedicated
> For Nissan Motorsport Components
> Professional Budget Priced competition equipment
> Contact Errol SMITH
> email: [EMAIL PROTECTED]
>
>
>
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Craig Overend
> Sent: Tuesday, October 10, 2000 12:49 AM
> To: [EMAIL PROTECTED]
> Subject: Optimax eating rubber fuel lines
>
>
> Because of the elimination of lead from fuels, the oil companys have to
> use a substitute. Aromatics such as benzol, toluene, xylene are used as
> a replacement. Aromatic fuel blends act as a solvent with rubber parts
> and require the use of synthetic rubber for fuel hose. Therefore if you
> wish to run Optimax or Unleaded it is necessary to use synthetic-rubber
> fuel lines and replace any rubber seals in fuel pumps or carbies etc
> likely to cause problems.
>
> I have heard recently of people having problems running Optimax. Just
> this weekend at a rally I was helping with servicing. One of the cars
> was running Optimax with old lines developed a fuel blockage in a 45mm
> Weber. Didn't think of it at the time but i'll have to mention it to the
> owner as a possible cause.
>
> I learnt a lot of this information from an Aerospace book written in
> 1963 talking about fuels used in World War II so it aint new!
>
> Craig.
>
> Brad HALLETT wrote:
> >
> > Mmmmmm I'll have to take my turbo 4wd
> >
> > (Turbo 4wd diesel ute that is)
> >
> > On a more serious note, I was talking to a bloke today from Western Oz
who
> > told me that during the testing of Optimax fuel over there, they had
> > repeated problems with it eating fuel lines and causing fires. I am
using
> > Optimax and I think it is great, but perhaps we should all use a bit of
> > caution and check our lines regularly
> >
> > P.S. Cameron isn't it time your old man bought a dyno?
> >
> > Regards
> > Brad HALLETT
> > http://www.powerup.com.au/~bhallett
> >
> > Proudly Endorsing:
> > ...DATRATS...
> > http://203.33.35.34
> > Datsun Dedicated
> > For Nissan Motorsport Components
> > Professional Budget Priced competition equipment
> > Contact Errol SMITH
> > email: [EMAIL PROTECTED]
> >
>
>
>
>
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