My 1956 Cletrac OC-3

Started by Anthony, December 25, 2007, 05:02:51 PM

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Blake Malkamaki

#15
Quote from: "John Schwiebert"Also get me the model of the pump. Is the pump pressure lubed or do you need to keep oil in the lower end?

The pump has an oil reservoir that needs to be filled.

Anthony,
If you can find an intake manifold from an older series 190D (pre-62), they did not have the ram air tubes like the one you have, so they sat lower on the engine. I just thought of this. Might be advantageous for clearance.

Blake
My gramps Howard van Driest was Experimental Engineer at Cletrac and Oliver Corporation. After the plant closed, he and my uncle started an excavating business, initially using Cletrac and Oliver Crawler tractors. Please help Support This Site and give your business exposure by buying a business card sized ad.

Anthony

#16
190d huh? I will start looking!

I had the cut the hood once to clear the fuel filter and was going to have to do it again for the intake...this opens up new fields! Dont worry, i made the cut by the filter at angles so it looks good still. Any ideas where to find that shorter manifold? I doubt any junkyards around here will have any. i will check the MB forums. I did consider once chopping mine down and welding but figured it wouldnt fly.


I will look the pump over John. I know its a bosch but i didnt see any tags or stampings on it.. Ill repost tomorrow whether i found it or not..


Ohhh just found this...IS IT "IT" BLAKE????
http://cgi.ebay.com/ebaymotors/1960-mer ... otohosting
1956 Cletrac oc3

Blake Malkamaki

#17
Quote from: "Anthony"Ohhh just found this...IS IT "IT" BLAKE????
http://cgi.ebay.com/ebaymotors/1960-mer ... otohosting

That MIGHT be it, but I'm not sure. There was another 190 diesel that had push rods and no overhead cam. That is a different animal, so be careful this manifold is not for that one.

I'm not sure where I saw one, but I think it was almost like the one you have only not as high. I think it had 4 velocity tubes like yours. That does give a bit of supercharge, yea know?

Blake
My gramps Howard van Driest was Experimental Engineer at Cletrac and Oliver Corporation. After the plant closed, he and my uncle started an excavating business, initially using Cletrac and Oliver Crawler tractors. Please help Support This Site and give your business exposure by buying a business card sized ad.

Anthony

#18
John, # on the IP seems to be 60919356

I read through some more pdf's that european sent me...what i gathered is that it is an internally governed ip.

Thanks

Nice opening page by the way Blake.
1956 Cletrac oc3

Les Darsow

#19
I notice that your tracks are on backwards, any special reason?

Les

Blake Malkamaki

#20
Quote from: "Anthony"Nice opening page by the way Blake.

Thanks. I'm glad it looks ok on your end. Sometimes it hard to know how web pages will look on someone else's computer, or on the type of browser they have.

I have a display ad coming out in a future issue of Oliver Heritage, and I had to find a picture to use in designing that ad. I scanned the Cletrac 30 from a brochure I have and then sepia toned it to give it an old photo look. Since I had done the work for the ad, I figured "why not use it on the site also?" I like the other picture that came from the 1941 "Cletrac Facts" publication, but it was getting a little old on the site.

Take care,
Blake
My gramps Howard van Driest was Experimental Engineer at Cletrac and Oliver Corporation. After the plant closed, he and my uncle started an excavating business, initially using Cletrac and Oliver Crawler tractors. Please help Support This Site and give your business exposure by buying a business card sized ad.

Anthony

#21
Quote from: "Les Darsow"I notice that your tracks are on backwards, any special reason?

Les

LOL i guess they are arent they!

I havent done anyhting to them since i got it. No notice in loss of traction or gain. I will switch sometime when its warm..24 now dips to single digits at night :( I dont like cold metal!

Blake i talked to the european MB guy and he said it definitely will fit but getting the linkages right will be a big challenge and said he personally would stick with the one thats there.  I broke down and bought that manifold because its better than cutting a 8inch by 3 inch piece out of my hood AGAIN.
1956 Cletrac oc3

John Schwiebert

#22
Anthony: Wrong number for the pump. See if there is a tag somehwere that gives the model of pump (PE***** Governor RPM, etc. I like the new picture as well.
John Schwiebert

Anthony

#23
John- I cant find any other numbers on it. Probably due to the fact that i painted everything. Do you know where it might be?
1956 Cletrac oc3

Anthony

#24
Hey john, I took the tag off and DID get some numbers off it.

It is a PES4M    after that is 50c320 rs14

Got any info on how to turn up the fuelling?


She is driving well now, Got hydraulic pump and reservoir mounted. I also straightened up the radiator! Ive been going slow on it but its usable now, working cooling system and fan. I might make a movie, It still doesnt have the hood and grill yet. I am going to chop them up and make them hinged so as to be able to have a hood like on a ford tractor or similar.
1956 Cletrac oc3