Looking at a "C" allis:

Hi Y'all,
I have a friend thats selling an allis chalmers c. the motor is stuck right now and I'm wondering how to get it loose? He said he drove it to where its currently at, dismantled it to re-store bought several new parts and now has other projects. He's always kept the carb and exhaust covered so I don't think it was moisture that stuck it. I have another friend that has a b and his got stuck sitting for a couple months. He says allis' are prone to do this with out regular running. Any ideas on how to break it loose? I'm thinking : take the plugs out and putting penetrating oil in the cylinders and then trying to turn it some how. What do you all think?

Thanks for your time,
Wayne
 
Buying fixing and all stuck tractor is what I do and have done for a decade plus. #1 yes water is the cause of an engine to lock up. Ya not from rain but condensation which in turn causes rust. Forget the PB and other such oils they do not work well. But this does. Pull the plugs one at a time. Fill the cylinders with ATF put the plug back in and go on the the next cylinder. Then pour ATF into the exhaust pipe till you see some leaking out. Let it sit a week. Pull the plugs out being careful not to mix up the firing order. Set a 12 volt battery on it and with short fast taps of the starter button see if it moves. If it does keep at it and it will spin over and ya make a big mess with the ATF shooting out of the cylinders. BTDT at least 25 times in the past decade and only had 2 or 3 that did not pop free
 
jack up the back end tires off ground. put in gear and rock the tires daily--- with penetrant in the cylinders.
 
Hey Wayne,

Glad to see another Conover member. I think you'll know who I am by my username... hint... you bought one of your rakes from our family. Also glad to see you post on the Allis forum. As for your question, I've never heard that the AC tractors were worse to lock up, but you're on the right track for unsticking it. Some folks also recommend jacking up one rear wheel, and with it in gear, rock that wheel every couple days.

PS - I'll have to let you keep a look out for other AC stuff locally, and I'll do the same for you for the red ones.

MTYount
 
Steve that is a waste of time and trouble. Plus if you jack up both rear tires you will not do a thing since one will turn forward and the other back wards and put zero pressure on the engine
 
More than pistons can cause an engine to refuse to turn over. It only takes one valve to stick to keep it from turning. If the pistons are stuck you also have a good chance that the rings are stuck in the pistons and will not expand.

Those are just two reasons I unstick an engine by diassembly only. Filling with oil is a good thing but forcing after is not.

I took pictures of an Allis stuck engine as I rebuilt it. That engine now powers one of my C's.
I would not have wanted to just break it loose and try running it.

cubmobilewheels010-vi.jpg

Stuck Engine Pixs
 
Hi Wayne , I did have good luck with a w4 that sat in a barn for yers using Essential Lube from Napa Dealer but not so lucky with my wc that sat outside for 15 years
 
Saying AC stick more than other brands is not true, dads WD45 has set over 10 years now, outside with new muffler and a can over it. I turn it about once a year with the crank. His B has set 2 years now and is not stuck. Yes I will get them in the shop and running next spring, been telling myself that for 10 years now, go figure.
 
Many years ago, I read in an "old Car" magazine,
to pour boiling hot water, at least a 5 gallon
pail full, into the radiator...then try to rock
the engine! The theory being that the hot water
would cause the block to expand.
Of course, I'm thinking it could cause it to
expand in all directions and grip the pistons
harder ???, but engines must expand some as they
warm up...not?
 

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