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Re: [Spridgets] 1275 exhaust valve emissions plugs

To: Philip Nase <nases@verizon.net>
Subject: Re: [Spridgets] 1275 exhaust valve emissions plugs
From: Kevin Valentine <kevinv1275@gmail.com>
Date: Sat, 24 Dec 2011 12:00:19 -0500
On Dec 24, 2011, at 11:15 AM, Philip Nase wrote:

> I'm about to start assembling my first engine (with some adult  
> guidance).  The
> head has the old emissions fittings simply pinched closed.  I'm  
> looking for an
> alternative solution realizing I should keep the interior fittings  
> as is.
> What is the solution?

I use 7/16-20 UNF allen head screws.

Or you can use 1/8" pipe thread fittings.  (either will work)


>
> I'm also looking for information on what tolerances are acceptable  
> and what to
> measure on rods and crank. If anyone can point me to publications  
> or online
> information showing me it would be really helpful.

I have the books ;) 
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