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Re: T H R E A D size...

To: mgs@autox.team.net, triumphs@autox.team.net, Nick Benson <grayoak@holly.ColoState.EDU>
Subject: Re: T H R E A D size...
From: "jpratchi" <jpratchi@isdlink1.ess.harris.com>
Date: Tue, 24 Oct 95 07:22:23 est
Nick wrote:
>This is all so I can pass emissions in Colorado...
>
>I'm experiencing problems in finding a bushing to hold a pipe into a 
>threaded hole normally used for the EGR valve connection into the exhaust 
>manifold on the 1500cc engine.
>
>The machine shop removed a piece of threaded "something" that had been 
>filled in with welding to prevent exhaust gases from leaking out.  
>Anyway, they said it was 3/4 inch, 14 threads per inch.  Is this 
>available anywhere stateside???

   This is most likely the standard pipe thread size (3/4-14npt) which is 
actually tapered slightly, hence a standard bolt thread will seem to "bind 
up" after a few turns, when it started out "loose".

>Secondly I need to find some kind of heat proof pipe to go from this 
>junction in the manifold to an air pump inconveniently mounted on the 
>opposite side of the engine.
     


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