<VV> Junkyard dog questions

[Frank Parker]

ray smith <turbovair at earthlink.net> wrote:

>Kevin ,
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>It would be interesing to see whether the late style block half also has the reinforcing ribs at the bellhousing end. 
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>Ray Smith
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>Sent via BlackBerry by AT&T
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>-----Original Message-----
>From: kevin nash <wrokit at hotmail.com>
>Sender: virtualvairs-bounces at corvair.org
>Date: Sun, 21 Nov 2010 09:56:09 
>To: <kovacsmj at sbcglobal.net>; virtualvairs at corvair.org<virtualvairs at corvair.org>
>Subject: Re: <VV> Junkyard dog questions
>
>
>I forgot to add, the engine had been run before it was removed- there was a whole bunch of carbon build up on the pistons,
>and one of the cylinders had enough carbon to possibly prevent it from turning over. I figure that this engine had been driven
>around like a grandma car its entire life and was parked when it got carboned up so bad it wouldn't turn over.
> Also, this engine had full flange bearings, instead of the half flange set-up that I would have expected to see
>on something like this. Did the factory actually ever mix late and early block halves?
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>Kevin Nash
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>> Date: Sun, 21 Nov 2010 09:20:32 -0800
>> From: kovacsmj at sbcglobal.net
>> Subject: Re: <VV> Junkyard dog questions
>> To: wrokit at hotmail.com; virtualvairs at corvair.org
>> 
>> We'll assume the engine was running when removed. I'd use it. The mismatched 
>> crank halves should not matter. Sounds like it was a factory set. Possibly a 
>> late 1963 engine?
>> 
>> MIKE KOVACS
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>> ----- Original Message ----
>> From: kevin nash <wrokit at hotmail.com>
>> To: "virtualvairs at corvair.org" <virtualvairs at corvair.org>
>> Sent: Sun, November 21, 2010 11:22:40 AM
>> Subject: <VV> Junkyard dog questions
>> 
>> 
>> 
>> I bought a early spyder engine off of e-bay some time ago, so as to have a 
>> back-up junkyard dog engine to install
>> in case I needed to do some work on my current engine. I've got the j/d engine 
>> all the way apart, and have some
>> questions. The main bearings dont have any markings on them to tell if they are 
>> std. or oversize-did factory main
>> bearings have any markings like that? also, the crankcase is a YR block, but one 
>> half has the cast in relief for a late
>> crank, the other half does not. Interestingly enough, all of the parting lines 
>> at the cam journals appear to line up
>> perfectly, as though the block was machined as a set, and the oil pan gasket 
>> surface has machining lines that match.
>> The crank is a early turbo crank (has the correct number for a early turbo 
>> crank). The crank main bearings have NO
>> scratches in them, the pistons have NO scratches on the skirts, the oil filter 
>> was orange with those kooky little slots
>> along the bottom that required some sort of spline like tool to remove it, 
>> intead of a strap wrench. The heads are
>> early turbo heads, and most (not all) of the rocker arm locknuts are the 
>> original style. 
>> 
>> 
>> I'm wanting to use this block, because the lifter bores appear to be in 
>> excellent shape (still have most of the machining
>> lines on them) and the cam journals "look" really nice, but I'm a little spooked 
>> about the block halves being two different
>> years. I know that I need to actually measure the relevant clearances first, and 
>> havent yet, but want to know if any of you have
>> successfully run a corvair engine that had non-matched block halves.
>> Thanks!
>> Kevin Nash, early turbo, daily driver
> 		 	   		  
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