-----Original Message-----
From: Ken Pearce <kpearce@madison.engr.ukans.edu>
To: datsun-roadsters@autox.team.net <datsun-roadsters@autox.team.net>
Date: Thursday, September 02, 1999 3:43 PM
Subject: U20 teardown pics...
>
>(Sorry if this went out twice, I'm having trouble reaching the list...)
>
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>Well I'm getting my '68 U20 torn down and thought I'd share some pics for
>the curious and ask some questions of the experts.
>
>1.) Does "STD" stamped on the top of the piston indicate I still have
> stock size pistons?
>Yes it does. that STD means: standard
>2.) Does the serial number stamp on the block look "doctored"? My
> frame is stamped 04523, the block has 05781 and as I recall,
> neither of which would be a valid '68-2000 serial number. I
> don't really care, the car is a driver, not a concourse
> specimen, but it would be nice to unravel the mystery.
>
>3.) There is brass (I think) riser/sleeve of some sort where one of
> the head bolts goes into the block. What purpose is it serving?
>Do you think that maybe this is to keep your head gasket in position.
>For all the thumbnails (click to see full picture), see:
>
>Thumbnails
>http://www.engr.ukans.edu/~kpearce/datsun/engine/Thumb/Thumbs1.htm
>
>For those without bandwidth to burn, here are direct links...
>
>gouge in piston #1
>http://www.engr.ukans.edu/~kpearce/datsun/engine/ITEM5.htm
>
>std piston stamping
>http://www.engr.ukans.edu/~kpearce/datsun/engine/ITEM7.htm
>
>serial number? authentic?
>http://www.engr.ukans.edu/~kpearce/datsun/engine/ITEM27.htm
>
>brass riser?
>http://www.engr.ukans.edu/~kpearce/datsun/engine/ITEM19.htm
>
>Ken Pearce, 68-2000
>Lawrence, KS
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