While we're on the fuel subject-the SCTA rulebook says you have to run the gas
provided at the meet if some is provided.I'd like to run unleaded racing gas
but I didn't think I saw any at the fuel trailer last year.Can I bring my own
without causing a certification problem ?
Tim Schoeny
Dan Warner wrote:
> Nitropropane is not banned from use at SCTA/BNI events. The list of fuels in
> the rulebook is there to illustrate SOME types of fuels which can be used in
> place of legal gasoline.
>
> Dan (more nitro is better, to a certain point) Warner
> ----- Original Message -----
> From: Hyatt Engineering Ltd. <Hyatt-Engineering-Ltd@fuse.net>
> To: John Beckett <landspeedracer@email.msn.com>; <ARDUNDOUG@aol.com>;
> <land-speed@autox.team.net>
> Sent: Sunday, June 04, 2000 6:40 AM
> Subject: Re: MSD Detonation Detector and Cockpit Display Meter
>
> > John,
> > Back in the 50s some of the producers of nitro proposed using it in fuel
> for
> > on-highway vehicles, and did a lot of research into controlling knock to
> > make it streatable. They used lab type "detonation detectors", high
> > frequency accelerometers with data acquisition systems, to observe the
> > knock. The conclusions were that nitromethane should always be used in
> > blends with nitropropane (usually around 50/50). The nitropropane helped
> > enormously in controlling the knock, for reasons that were not quite
> > understood.
> > While I bring this up primarily to point out that properly calibrated
> > detonation detectors can certainly be useful with nitrous, (I suspect the
> > commercially available units are just calibrated for more conventional
> > applications, or are sized incorrectly and are "clipping" on the high
> > amplitude content of the spectrum), it prompts a few questions and
> > observations of my own:
> > Why is nitropropane not included in the list of legal fuels ? By all
> > accounts I can find it is much more stable. While it has a lower oxygen
> > content than nitromethane and makes less power when run undiluted, anyone
> > running a mix could just use more of it.
> > Does anyone run undiluted or lightly diluted nitro on the salt ? Most of
> > the folks I have spoken to run weak mixes, under 25% nitro, but I do not
> > know how typical this is.
> > Greg
> >
> > ----- Original Message -----
> > From: "John Beckett" <landspeedracer@email.msn.com>
> > To: <ARDUNDOUG@aol.com>; <land-speed@autox.team.net>
> > Sent: Thursday, June 01, 2000 8:21 PM
> > Subject: Re: MSD Detonation Detector and Cockpit Display Meter
> >
> >
> > > Doug
> > >
> > > >From what little I know about these things they work great on street
> > > cars...are marginal on race cars...and I would guess about useless with
> > > nitro.
> > >
> > > John Beckett, LSR #79
> > >
> > > ----- Original Message -----
> > > From: <ARDUNDOUG@aol.com>
> > > To: <land-speed@autox.team.net>
> > > Sent: Thursday, June 01, 2000 3:55 PM
> > > Subject: MSD Detonation Detector and Cockpit Display Meter
> > >
> > >
> > > > Group,
> > > > Has any body out there used the MSD detonation sensor on nitro
> that
> > > has a
> > > > readout in the cockpit for the driver to see. Chuck Salmen has one on
> > his
> > > > $um-Fun gas roadster and he likes it. What I don't know is how they
> > would
> > > > react to nitro which is on the verge of detonating at all times.
> > > > Anybody had any experience?...............................Doug
> King
> > >
> > >
> > >
> >
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