Greg, John
John writes:
>I just started trying something here with the steel blocks. If you don't
>have to pull the engine down, we have been sandblasting them. I've got a
>pressure blaster and it does a great job of cleaning everything up. The
>only thing you have to be careful to plug all the holes!!!! So far we've
>done 2 V8s and I've got to do my Morgans one of these days.
>
>This should work no the AL pretty well also. If you are worried, start
> working someplace not too visable, and try different media and
pressures.
Aluminum is a lot softer than steel and it might be better to use
(ground up) walnut shells rather than sand as an abrasive in blasting.
Finely ground walnut shells have been used to clean up the inside of
pressure tubes in nuclear reactors, I seem to remember.
Chuck Vandergraaf
'52 +4, P.2473/V.345.ME
'85 Chrysler LeBaron Turbo
'86 MR2
Pinawa, Manitoba, R0E 1L0
Canada
vandergraaft@aecl.ca
>----------
>From: John T. Blair[SMTP:jblair@exis.net]
>Sent: August 5, 1997 9:46 PM
>To: Gregory Petrolati
>Cc: morgans@Autox.Team.Net
>Subject: Re: Plus 8 Engine Color
>
>Greg wrote:
>
>> Dave.
>>
>> Usually, hot tanking settles the question as to what to do to get
>> the old paint off (most engine repaints occur on total rebuild)
>> however, your +8 is an aluminum block so standard hot tanking is
>> "right out" (though there are engine cleaning solvents for
>> aluminum)... You might want to look at the aircraft paint
>> removers... however as the Scots say "gang warily".
>>
>> I painted my TR4's block light-medium gray... it allows me to
>> check for leaks... Not that I can do anything about them... I just
>> like to watch for them :)
>>
>> Greg Petrolati
>
>
>
>
>
>John
>
>
>
>John T. Blair WA4OHZ email: jblair@exis.net
>Va. Beach, Va Phone: (757) 495-8229
>
>48 TR1800 48 #4 Midget 65 Morgan 4/4 Series V
> 75 Bricklin SV1 77 Spitfire
>
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