land-speed
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RE: Water Brake

To: "John Burk" <joyseydevil@comcast.net>,
Subject: RE: Water Brake
From: "Dave Dahlgren" <ddahlgren@snet.net>
Date: Fri, 16 Sep 2005 13:55:44 -0400
the beginning question was about Mayf's efi tuning on the sunbeam. With out
a servo on the brake to hold an rpm you are just playing around.
dave

> -----Original Message-----
> From: owner-land-speed@autox.team.net
> [mailto:owner-land-speed@autox.team.net]On Behalf Of John Burk
> Sent: Friday, September 16, 2005 11:58 AM
> To: land-speed
> Subject: Re: Water Brake
>
>
>    I like Joe Law's dyno . He borrowed somebody's absorption unit
> and machined
> a copy out of aluminum blocks . He mounts the home made unit in
> place of the
> rear and does his pulls with the engine in the lakester . He says
> it doesn't
> take long for 1600 hp to heat up two 55 gallon drums of water .
>    Tom Burkland says centrifugal force makes a standard race car
> ductile iron
> brake rotor burst at 4600 rpm . To use them as an absorption unit
> you'd have
> to gear them down at least 2:1 .
>
> John Burk joyseydevil@comcast.net
th






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