From: Marc Strangfeld (curlyjoe98@yahoo.com)
Date: Tue May 04 2004 - 12:31:12 PDT
John,
John Adams-Graf hit it right on the head. I'm
guessing he got the information from a book by Norm
Swinford, it's a good book. I believe it is published
by the same company that publishes Military Vehicles.
You might want to try www.ibdozing.com for a picture.
Kind of a neat tractor. What kind of shape are they
in?
Marc
--- "Adams-Graf, John" <grafj@krause.com> wrote:
> John: I am not a crawler expert but will give what
> little info I know. You are best going to an
> Allis-Chalmers mailing list. Those folks know their
> stuff!
>
> "Track gauge" refers to the widt of the crawler from
> center to center of the tracks.
>
> The HD-10 has a 62" track gauge. The HD-10W has a
> 74". That's the main difference. Most (but not all)
> HD-10Ws will have a serial number that ends with
> "W". HD-10Ws built before 1946 will have a serial
> number lower than 5964W. The serial number can be
> found on the back of the transmission case at the
> upper right corner. The engine number is on the
> right side of the block by the governor.
>
> Gouser widths for the HD-10W cme in 6, 18, 20, 22,
> and 24". For the HD-10, only 16 and 18"
>
> Weight of an HD-10W is 21,630 lbs. Weight of an
> HD-10 20,960lbs
>
> A pre 1945 HD-10 or HD-10W will have 5 rollers per
> side (6 after 1945). A pre 45 HD-10 or 10W will have
> 32 shoes per track. After 1945, 34 shoes.
>
> Just have a picture of an HD-10 (not scanned).
>
> John A-G
> Iola, WI USA
>
>
>
> -----Original Message-----
> From: John Souza [mailto:John.Souza@ci.fresno.ca.us]
> Sent: Tuesday, May 04, 2004 9:20 AM
> To: Adams-Graf, John
> Subject: Re: [MV] Allis Chalmers (AC) HD-10 crawlers
>
>
> John,
>
> What does it mean 74" track gauge? Pardon me, but I
> am ignorant to
> crawlers. It measured 94" from the outside of the
> track to the outside
> of the other track. The track was bout 14" wide. I
> am guessing at
> that. As I didn't measure it. It was more
> concerned with the overall
> width for getting it on a trailer.
>
> He told me that it was a HD-10. It might be a
> HD-10W. Do you know
> what the differences were?
>
> How much does it weigh? No blade on the front.
> Just a drawbar hitch,
> that swings in an arc.
>
> Pictures?
>
> Thanks,
>
> John
>
>
> >>> "Adams-Graf, John" <grafj@krause.com> 5/4/04
> 7:06:53 AM >>>
> Total production of the Model HD-10 Crawler was
> 10,197. They were
> produced between 1940 and 1950. 1,760 HD-10W (74inch
> track gauge) were
> used by the military carrying the nomenclature
> "Heavy Tractor M1". These
> were painted OD. Original color was Persian Orange
> or yellow.
>
> To summarize: HD-10W could be a military model.
> HD-10 most likely not.
>
>
> Hope this helps,
> John A-G
> Iola, Wisconsin USA
>
> -----Original Message-----
> From: Military Vehicles Mailing List
> [mailto:mil-veh@mil-veh.org]On
> Behalf Of John Souza
> Sent: Tuesday, May 04, 2004 8:56 AM
> To: Military Vehicles Mailing List
> Subject: [MV] Allis Chalmers (AC) HD-10 crawlers
>
>
> Hey,
>
> Does anyone know if the military had any Allis
> Chalmers HD-10
> crawlers?
> If so, can I get someone to send me a link to
> pictures or send me
> pictures? I found 2 here in CA. One looks like it
> was painted OD,
> then
> an IH red color on top. I can't find any data
> plates other than the
> shift pattern. The guy that owns them thinks they
> are in the 50-60's.
>
> I think they are 40-50's. They have a GMC 4-71
> engine.
>
> Thanks,
>
> John Souza
> MVPA #2697
> Fresno, CA
>
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