Mailing List flyrotary@lancaironline.net Message #18783
From: Todd Bartrim <haywire@telus.net>
Subject: RE: [FlyRotary] Re: Electric water pump
Date: Tue, 15 Mar 2005 00:47:53 -0800
To: 'Rotary motors in aircraft' <flyrotary@lancaironline.net>
Awhile back before the latest influx of new members, I'd posted about this BMW EWP (including a good pic of the EWP) and it's relationship to the 42 volt system. It can be read from the archives at
At that time the car was not quite ready for release, so I'm happy to see that it's out for next year.
Todd    (I don't believe in the the EWP, I KNOW it works)


Those interested in the electric water pump have a new friend. BMW has gone
to the electric pump on the new 2006 BMW 330i. This is a 6 cyl, 255 hp, 3
liter engine and I doubt BMW would have made this step without lot of
testing at all temps and hp outputs. The April 2005 issue of "AUTOMOBILE"
has the article on the car - the water pump is just a sidenote - they claim
it saves 2hp and they were very weight conscious on the engine. Looks like
you could mount it anywhere and have a reliable, mass produced, high output
pump. The article mentions it is computer controlled.   Herb Sanders

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