[DML] Re: Wankel Rotary

["Phil" <delorean@xxxx>]

The only down sides of the wankel is that it has poor fuel mileage, and most
of all the wankel has a poor compression ratio rather than a "normal piston
engine."
-Phil
philf@xxxx
----- Original Message -----
From: Sean <rx7@xxxx>
To: <dmcnews@xxxxxxxxxxx>
Sent: Friday, November 19, 1999 8:20 PM
Subject: [DML] Re: Wankel Rotary


> >Regarding the Wankel Rotary engine although small and light I have heard
> >that the reliability was not as strong as 'regular; engines and certainly
a
> >little bit more thirsty on the jungle juice.
> >
> >Am I right about the above points???
> >
> >Christopher M. Hawes
> >DMD (Delorean Model Dealership)
> >
>
>
> My 1st gen rx7's usually got around 20-25mpg during normal town driving,
so
> it's safe to say it isn't that good. As for reliability, the rotary is
such
> a simple engine that you need not do much more than change the oil
> religiously to keep it running smoothly. Most engine deaths are caused by
> overheating - rotary engines already run much hotter than a conventional
> piston engine. Pop a heater hose, lose your fluid, and you could have a
> dead engine in a matter of minutes. It's not uncommon for a semi-clogged
> catalytic converter to glow bright red when it's hooked up to a rotary.
> Rotaries also burn a small amount of oil during operation, by design. You
> have to top up the oil about every 1000 miles or you'll be running low by
> the time your oil change comes around. I can't think of anything better
> than a Delorean with a turbo'd rotary in it. Nothing like going 80 in
third
> gear, without being at redline. Since everything is turning in one
> direction, your RPM limit is really constrained by your belt driven parts,
> such as alternator and water pump. In the racing world, rotaries are
> driven continuously at 10-15,000 rpm! The lighter weight of the engines
> (only about 250lbs with all the accessories off) would probably help even
> the Delorean's weight distribution out a bit.
>
>
>
>
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