Has anyone tried the removable "belt" of magnets strapped around the outside
of the oil filter that Moss and others sell ? You would have to cut the old
filter apart to see what's been trapped, Anyone done that ?
Chuck Young
Las Vegas
62 & 79 Midgets
----- Original Message -----
From: "Barney Gaylord" <barneymg@ntsource.com>
To: "Bob Howard" <mgbob@juno.com>
Cc: <mgs@autox.team.net>
Sent: Sunday, January 14, 2001 10:44 AM
Subject: Re: Drain plug diameter
> At 07:09 AM 1/14/2001 -0500, Bob Howard wrote:
> > I read of the magnetic plug from time to time, ....
> > What sort of stuff do you find on the plug?
>
> Usually a pinkie fingernail size glob of iron fuzz, similar to the small
> particles you find around a bench grinder. This is more prevelant at the
> first oil change immediately after an engine overhaul, as the new rings
> need to scuff a little material off of the cylinder walls to get
themselves
> properly seated.
>
> > Is its value that it collects shards before they pass through the oil
> pump on the way to the filter?
>
> Yes.
>
> In general, if the iron particles are relatively large they would get
> caught in the oil filter and cause no harm to the rest of the engine. If
> the particles are small enough to pass through the filter they will
> probably do no harm to the oil film bearings, but may still cause some
wear
> on rubbing steel parts, such as cam lobes and tappets, drive gears for oil
> pump and distributor, and the mating rotor surfaces in the oil pump. Most
> of the iron particles would settle out in the bottom of the oil pan
anyway,
> but it is somehow comforting to see them come out on the plug where you
can
> dispose of them externally. I cannot say for sure that this will reduce
> wear in an engine, not having any data from side by side comparison under
> identical running conditions. However, for only a small amount of money
> the magnetic drain plug provides considerable peace of mind.
>
> Barney Gaylord
> 1958 MGA with an attitude
> http://www.ntsource.com/~barneymg
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