[AT] A vs. Super A engine internals To swap or not to swap

[charlie hill]

Did you find it local or did it require a long ride home?

Charlie

-----Original Message----- 
From: Al Jones
Sent: Saturday, May 28, 2011 12:23 PM
To: Antique tractor email discussion group
Subject: Re: [AT] A vs. Super A engine internals To swap or not to swap

Charlie,

I feel lucky to find it.  It ain't pretty but it has potential.  The Super 
A's are the rare-est of the white demo's.

Al


-----Original Message-----
>From: charlie hill <charliehill at embarqmail.com>
>Sent: May 28, 2011 11:09 AM
>To: Antique tractor email discussion group <at at lists.antique-tractor.com>
>Subject: Re: [AT] A vs. Super A engine internals To swap or not to swap
>
>Al,  I can't answer your questions but congrats on finding the Super A 
>white
>demo.  Not many of those around!
>
>Charlie
>
>-----Original Message----- 
>From: Al Jones
>Sent: Saturday, May 28, 2011 9:04 AM
>To: Antique tractor email discussion group ;
>farmall at lists.antique-tractor.com
>Subject: [AT] A vs. Super A engine internals To swap or not to swap
>
>
>So I just got this 1950 Super A white demo. And I also have a late '39
>Farmall A (some books call it an early '40) that I have been working on. 
>The
>crankshaft, sleeves, and pistons have been installed, the rods just have to
>be bolted to the crankshaft. Main bearings have been torqued to spec.
>
>I never had intentions of keeping this A once it was done. Figured I would
>sell it. Also figured since it was just a straight A, no hydraulics, no
>nothin, I probably wouldn't make back what I have spent on it. It has no
>hole in the bell housing for the starter, but the bad thing is it 
>apparently
>got a "service engine" from IH at some point--block is a '42 by the casting
>code and there is no serial number on it. Either way, the engine is not
>"original."
>
>So I have started thinking, the white demo is a "bucket list" tractor for
>me. And, I'm on a serious budget these days. So why couldn't I take the
>overhaul kit I have for the A, and use it for the Super A? Only sticking
>point is the crankshaft has a totally different part number according to 
>the
>caseIH website. I haven't had time to check my first edition Super A parts
>book against that to see if the early Super A's might be the same. But what
>in the world would be different between the crankshafts between these two
>tractors? Regardless, I am thinking I can use everything in the overhaul
>kit--provided the crankshaft journals are turned to the same measurement as
>in the A. The kit came from the local parts store, it's a Tisco kit but
>according to their website it works for all the A/B/C series tractors. Only
>thing I would need is new o-rings for the sleeves, and transfer the pistons
>over to the Super A rods.
>
>If I did this, I see myself parting the A. It has a nice .20" ground crank,
>(assuming it won't work in the Super A)overhauled cylinder head, and fairly
>nice sheet metal. The block has been through the machine shop--cleaned and
>fluxed--so it would be nice. The grille is not correct for the early dzus
>fasteners, so I would probably keep that for my Super A. I have always 
>heard
>that "the sum of the parts is worth more than the whole," and I feel like
>early A parts would be worth a little more, but who knows?
>
>Am I missing something? Doing a overhaul kit swap seems way too simple. I
>hope I'm not talking out of turn.....I am hoping maybe to get her running
>this weekend, and maybe the engine will be in real good shape and won't 
>need
>overhauling more than maybe rings.  Usually that's not how my luck runs
>though!
>
>thanks,
>Al
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