[ROVERNET - UK] exhaust and back pressure

[defender110 at ozemail.com.au]

Internal combustion engines require a "scavenging" effect to help the spent gasses exit the cylinders, otherwise loss of power is the result. Open ports do not provide this ...

Dave Read
South Oz

> 
> From: "Damien" <koffee at iprimus.com.au>
> Date: 12/08/2004 7:29:29
> To: <rovernet at lyris.ccdata.com>
> Subject: Re: [ROVERNET - UK] exhaust and back pressure
> 
> Hi when you disconnect the exhaust at the manifold the actual power seems to
> drop (from my experience) maybe it is just the nosie is so excessive. if you
> can disconnect further back as i think you need some level of backpressure
> for the engine to work. But maybe i am just blowing this out my exhaust pipe
> lol.
> 
> Damien
> ----- Original Message ----- 
> From: "Connie R Pennington" <wcpennington at juno.com>
> To: <rovernet at lyris.ccdata.com>
> Sent: Thursday, August 12, 2004 7:02 AM
> Subject: Re: [ROVERNET - UK] exhaust and back pressure
> 
> 
> >
> > Hello Kenneth,
> >          If you can disconnect the muffler from the exhaust pipe it would
> > be better than running with an open manifold I think.
> >                                                      Joe
> >
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