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Date:         Mon, 17 Feb 2003 17:50:52 -0600
Reply-To:     Stan Wilder <wilden1@JUNO.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Stan Wilder <wilden1@JUNO.COM>
Subject:      Re: Question about barrel spacers
Comments: To: tomyoung1@ATTBI.COM
Content-Type: text/plain; charset=us-ascii

If you bought your AMC heads new there is a YELLOW paper in the box that says .......... DO NOT USE HEADGASKETS with these heads. I hope you understand this this is a serious reply and AMCs do not use head gaskets. I use .010 aluminum base shims to get .028 deck height and 7.4 compression.

Stan Wilder

On Mon, 17 Feb 2003 14:56:47 -0800 Tom Young <tomyoung1@ATTBI.COM> writes: > I've seen this tech bulletin, but I'm not sure what you mean when you > say > "blow off the barrel spacers." The heads on this engine are AMC > heads so I > can't eliminate the "aluminum seal 021 101 341A between cylinder > and > cylinder head" and the bulletin specified substituting 1.6mm (.063") > barrel > spacers ("aluminum shim 071 101 341") in place of the paper. > > I'm going to install .020" barrel spacers in place of the .030" ones > that > are there. Since I cc'd the heads and measured the deck height > prior to > putting the engine together I know what the CR is and what it will > be. > --------------------------------------------------------------- > Tom Young '81 Vanagon > Lafayette, CA 94549 '82 Westfalia > --------------------------------------------------------------- > ----- Original Message ----- > From: "Stan Wilder" <wilden1@JUNO.COM> > To: <vanagon@GERRY.VANAGON.COM> > Sent: Monday, February 17, 2003 12:20 PM > Subject: Re: Question about barrel spacers > > > > http://www.dolphinsci.com/techbull.html > > Read this .............. blow off the barrel spacers unless you > can get > > the .010 aluninum shims or paper from VW dealer. > > > > Stan Wilder. > > > > On Mon, 17 Feb 2003 10:58:08 -0800 Tom Young > <tomyoung1@ATTBI.COM> > > writes: > > > Hi all: > > > > > > When I rebuilt a couple of Vanagon air-cooled engines a few > years > > > ago I > > > noticed the barrel shims (the ones that go between the foot of > the > > > cylinder > > > and the crankcase) had "ridges" or raised metal around the > inside > > > and > > > outside circumferences caused, I guess, by the process of > stamping > > > them out > > > of sheet metal. I spent some time lightly sanding down the > ridges > > > to a > > > certain extent before installing them. > > > > > > I just ordered some new shims from the Bus Depot - I'm going to > > > increase > > > the compression ratio of one of the engines slightly - and these > too > > > have > > > ridges. So, the question: > > > > > > Is it really necessary to try and eliminate these ridges left > over > > > from the > > > production process, or is it OK to install them "as is?" > > > > > > I can't imagine VW doing anything about these ridges back when > they > > > were > > > manufacturing these engines and, for all I know, the ridges get > > > folded back > > > out as a result of the pressure created when the heads are > bolted > > > into > > > place. > > > > > > Anybody have any thoughts? > > > > > > TIA. > > > --------------------------------------------------------------- > > > Tom Young '81 Vanagon > > > Lafayette, CA 94549 '82 Westfalia > > > --------------------------------------------------------------- > > > > > > > > > > ________________________________________________________________ > > Sign Up for Juno Platinum Internet Access Today > > Only $9.95 per month! > > Visit www.juno.com > >

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