<VV> Engine building - bearing clearance

corvair at mts.net corvair at mts.net
Thu Jan 21 15:08:57 EST 2010


That's what I thought too, and it's why I'm scratching my head. It's hard to measure the thickness of the bearing to know for sure.

I swap ONE shell, and my clearances are good - added .001 by swapping one shell.

I will plastigauge as a last step but this is confusing me.

Les
> 
> From: "Harry Yarnell" <hyarnell1 at earthlink.net>
> Date: 2010/01/21 Thu PM 01:56:59 CST
> To: <corvair at mts.net>, 
> 	<bobhelt at aol.com>, 
> 	<virtualvairs at corvair.org>
> Subject: Re: <VV> Engine building - bearing clearance
> 
> I thought that a .001 undersize bearing was the TOTAL, not .001 for each 
> shell .
> 
> Harry Yarnell
> Perryman Garage and Orphanage
> hyarnell1 at earthlink.net
> ----- Original Message ----- >
> > Am I correct that a .001 US bearing is supposed to take away .001 
> > clearance for EACH bearing shell (.002 total if you use one on each side)? 
> > That's what my measuring looks like.
> >
> > I have a nice .0010-.0016 across all four bearings now, all .001 except 
> > for 1 side STD in #2 and 1 side STD in #4.
> > 
> 
> 



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