OOC Manifold

Started by Johnny lunch pail, November 08, 2015, 12:22:44 PM

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countryguy828

1941 Cletrac HG
1936 Cletrac E
1949 Allis-Chalmers B
1952 Allis-Chalmers CA

Johnny lunch pail

Thanks for the compliments guys,building this thing has been a real challenge. I had a few hours today to work on it and had just enough time to put the exhaust elbows on for cylinders 1 and 4. At this point it looks pretty much done, but there's a lot of clean up and detail work still, but it's getting there.
JLP

Johnny lunch pail

It took a while to wrap this thing up, I had to file out all 4 attachment holes due to pulling and distortion from all the welding. The new manifold bolted up easily to the old one but took a little effort to get it to bolt up to the engine block. I used a big stationary belt sander to flatten out the mounting flange, it had a little curvature to it after all the welding.
The last thing I did was to blast it and paint it with high temp flat black. I'm sure it will burn off but a least it will look good while I assemble the motor.
JLP

Bill Kycia

Jon, I must say that manifold is truly amazing.It is something I couldnt imagine even trying to fabricate.  Bill in CT.

Johnny lunch pail

Thanks Bill,
It was a challenging part to build and took some effort to compensate for the pulling, distortion and shrinkage caused by so many hot welds on such a small part, not an easy project. I hope the rest of the tractor isn't as much of a PITA.   
JLP

Johnny lunch pail

Well i Finally got my motor mostly back together. After getting it un stuck it really just needed a valve job, new exhaust valves,  and a set of stock rings. The bearings were all in great shape too, we even had to re use all the brass shims.
JLP

Blake Malkamaki

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.

Johnny lunch pail

I've found a little time to work on my tractor, the motor cant go back in until I address to worn out suspension and heavily rusted belly/chassis pan. It took some doing to get the chassis pan out, now i have to deal with the can full of worms I've opened up.
JLP

Johnny lunch pail

Got the springs, hangars and chassis pan back on the machine, that was a bit of a job.
JLP

Michael30.06

I am very impressed with your work! Fantastic
OC-6D