At first glance it would seem to be like a 6 cylinder, but it is
actually like a 4 cylinder. Don't ask me to 'splain it. It just
is. My evidence is that if you hook up an aftermarket tach, you
set it on the 4 cylinder setting to get correct readings.
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BSP 71 Corvette LS6 - the original Greendot; ITA and ITS RX-7's
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----- Original Message -----
From: "John Steczkowski" <jsteczkowski@austin.rr.com>
To: "Donn Sundeen" <dsundeen@mediaone.net>;
<autox@autox.team.net>
Sent: Friday, August 11, 2000 6:40 PM
Subject: Re: RX7 displacement (was:Z06 Corvette and Nationals?)
> Actually, you're mistaken, the sparkplug fires every 1/3
rotation of the
> rotor, but that's not the measure of rpm for a rotary engine.
You count each
> rotation of the eccentric shaft, the rotary equivalent of a
crankshaft. So
> you actually only get as many firing pulses out of a rotary as
a 4 stroke 6
> cylinder engine.
>
> There's a site on the web that has animation of it (anyone have
a pointer, I
> can't find it right now)
>
> John S.
>
> ----- Original Message -----
> From: "Donn Sundeen" <dsundeen@mediaone.net>
> To: <autox@autox.team.net>
> Sent: Friday, August 11, 2000 3:20 PM
> Subject: Re: RX7 displacement (was:Z06 Corvette and Nationals?)
>
>
> > Jeff wrote
> >
> > > Lets not forget every chamber fires once per revolution not
every other
> > > revolution like a 4 stroke piston engine
> > > So in reality it is like 654cc X 12 that's 7848cc
regardless of turbo
> > > charging that is one inefficient motor only putting out
> > > 250hp from almost 8 liters.
> > >
> > > Jeff
> >
> > I'm thinking that stuffing 7848cc in such a small and light
package is
> > extreamly efficient
> >
> > Donn
> >
>
>
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