[AT] tractor engine

[charlie hill]

Opps I forgot to credit that last message.  All of that information is
according to C. H. Wendell's  _The Allis Chalmers Story_

Charli
----- Original Message ----- 
From: "Tom" <tmartin at xtra.co.nz>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Friday, April 23, 2004 2:59 PM
Subject: Re: [AT] tractor engine


> charlie hill wrote:
> >
> > To heck with the engine and the tool box.  I want to see the machine
shop
> > they turned the bearing surfaces in.
> >
> > Actually Allis Chalmers built some engines about that size in the early
> > 70's.  They didn't have as much rated HP but the actual engine size was
> > similar.   I still wonder how they turn the bearing journals.
> >
> > Charlie
>
> I didn't think Allis was into large marine engines, Fiat was.
> Perhaps that was the connection?
>
> As for machining the cranks, the cranks are of built up construction,the
throws
> being machined before the main bearing
> journals are shrunk in and the crank assembled. After assembly
> the mains are then remachined.
>
> I've posted some pics of a throw, one being machined, and a crank
> shaft lathe that is capable of machining the crank of the big Sulzer.
Capacity
> 300 tons:
>
> http://shopswarf.orcon.net.nz/crnkthrow.jpg
>
> Tom
> _______________________________________________
> AT mailing list
> http://www.antique-tractor.com/mailman/listinfo/at
>