If you do decide to retap the threads, load the Tap with grease in the
hollow of the Tap. as you cut the threads the grease will catch and trap
the metal shavings. Pat
-----Original Message-----
From: John F Sandhoff <sandhoff@csus.edu>
To: Ofarrell, Fergus <Ofarrell.Fergus@hitco.com>
Cc: datsun-roadsters@autox.team.net <datsun-roadsters@autox.team.net>
Date: Thursday, March 22, 2001 11:07 AM
Subject: Re: smog pump air plugs
>It was written:
>> My smog pump was removed by the PO, and plugs installed...
>> ...they were NPT plumbing plugs.
>
>Ouch. Yes, the threads are probably munged. Go easy with trying to
>retap them; you could lose too much metal and end up with a real
>problem.
>
>ALSO, you run a serious risk of dropping shavings into the exhaust
>ports. Some of those shavings WILL end up inside the cylinder.
>
>Proceed with LOTS of caution!
>
>-- John
> John F Sandhoff sandhoff@csus.edu Sacramento, CA
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