[SEL] The McVickerish Engine and video

Kangas, James G. james.kangas at timken.com
Wed Mar 24 12:08:01 PDT 2010


The more obscure an engine is the more interesting it is.
 Jim K

________________________________

From: sel-bounces at lists.stationary-engine.com on behalf of Elden DuRand
Sent: Wed 3/24/2010 9:46 AM
To: The SEL email discussion list
Subject: Re: [SEL] The McVickerish Engine and video



Tommy:

Which came first, the semi automatic or the automatic version?

For an obscure (to me at least) engine, there sure seems to be a lot of interest.

Take care - Elden
http://www.oldengine.org/members/durand

> -----Original Message-----
> From: sel-bounces at lists.stationary-engine.com
> [mailto:sel-bounces at lists.stationary-engine.com]On
>  Behalf Of Judge Tommy
> Turner
> Sent: Tuesday, March 23, 2010 02:51 PM
> To: 'The SEL email discussion list'
> Subject: Re: [SEL] The McVickerish Engine and video
>
>
> Jim,
>       The McVickers were built in models some
> call "fully automatic"
> and "semi automatic".  The one in the YouTube
> video is a semi automatic.
> They had a valve chest on the side of the engine
> rather than the valve
> underneath.  The fully automatic's are like the
> one Steve Royster has
> (that he slipped out of my shed).  The ignitor is
> piston tripped on the
> semi's.  Both miss under compression.  If you
> notice the one in the
> video its very smooth and you really can't tell
> that its missing under
> compression.  The secret to these engines running
> good is for them to
> have great compression.  If they do, then they
> compress the charge and
> then the compressed air/fuel acts as a force to
> push the piston back
> out. The action/reaction is equalized.
>
> Tommy Turner
> Magnolia, KY


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