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Oil back up
IHC in the early to mid-fifties.
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Golden Jubilee
Posts: 1346
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Location: Central Florida
Re: Oil back up
Where was the smoke coming out? From the tail pipe? From the breather? Both? Any other places? If you have a temperature gauge, how hot did it read?
Many possibilities. If the engine isn't getting the oil it needs it will begin to sputter as the friction heats up the engine until one or more pistons seize in the cylinders. NOT good! Running it long enough to test oil pressure or other trouble shooting is about all you want to run it until the problem is solved. No excursions without sufficient oil in the engine! Let us know what you find.
Golden Jubilee
Posts: 8955
Joined: Thu Dec 27, 2012 12:45 pm
Location: Canada's left Coast
Re: Oil back up
I don't knowhow much oil you were expecting to see under the valve cover. Your description is not clear! Do you see oil in the valve cover and it is not draining back, or do you not see any oil inside the V-cover? After your t-all sits for a while, does the oil return and show on the dip-stick? I have no idea what good spraying some sh-- into the combustion chamber would fix. Does the tailpipe show sign of wetness that might be oily? Are there any leaks? What is the oil pressure? If the pressure is very high, it could indicate that there is a blockage and the oil is not getting around the engine. Very low pressure could indicate a worn out pump or excessive clearance in the lubricated moving surfaces in the engine. I am thinking that you should be seeking some professional help, based on your original post.
If the oil is not leaking out and there was some in the crankcase at one time, it has to have gone somewhere. Is it trapped in the valve cover or the side cover behind the distributor? How much smoke are we talking about. Do you see just a little smoke, or is your t-all a real mosquito killer that fills the roadway with vision blocking smoke? Check the cooling system for oil in the coolant. Maybe, just maybe. Did you ever check the oil or hopefully change it before driving the t-all? Going back to the filter. The operation of that engine would not be changed if the filter supply tube er blocked. A very little oil is taken from the engine oil system, under pressure and measured through an orifice then after trickling through the filter media, it is allowed to drain back into the crankcase, not under pressure. No oil goes from the filter to pressure lubricated parts. If this were my t-all, I would bouncing that original engine into the scrap for recycling and installing a modern engine. Check out the L<R<and S builds there are options that work. rebuilding Old IOHC engine is off the hook expensive and an new crate engine can be purchased for much less.
Artificial intelligence is no match for real stupidity....
Golden Jubilee
Posts: 1440
Joined: Fri Nov 30, 2012 6:32 am
Location: Minnesota
Re: Oil back up
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Golden Jubilee
Posts: 4930
Joined: Thu Nov 29, 2012 11:47 am
Location: Bothell, Washington
Re: Oil back up
kevin wrote:I agree with Nikki on the info, most BD 220- 240 take 8 quarts, if your putting 5 in, and wont show, its not enough, the valve train is oiled thru a couple of head bolts, some guys dont notice when assembling a motor. Or try Rislone with your next oil change, the stuff cleans well.
yes, there is a specific headbolt with stepped shoulder to allow oil up into rocker shaft, if you or someone else removed any bolts and didn't put in same hole the passage to top end is plugged
there shouldn't necessarily be oil slinging everywhere on top but should be present coming out of rockers onto tops of valves and weeping around locator springs on shaft
7 quarts for pan 1 more for filter,
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Golden Jubilee
Posts: 630
Joined: Fri Nov 30, 2012 10:04 pm
Re: Oil back up
Bill
Retired Lineman, mechanic, fabricator, retired motorcycle racer.
South Amherst, Ohio
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Golden Jubilee
Posts: 4930
Joined: Thu Nov 29, 2012 11:47 am
Location: Bothell, Washington
Re: Oil back up
I think you are right, but I thought the return passages on a SD head were pretty big,
I gotta go look at my spare in the garage
Re: Oil back up
p.s. Definitely putting a crate motor in if all this doesn't work out...
Golden Jubilee
Posts: 8955
Joined: Thu Dec 27, 2012 12:45 pm
Location: Canada's left Coast
Re: Oil back up
If you decide to clear the oil return galleries, as was described in an earlier post, you should remove the oilpan and give it a good cleaning. I am sure that it has a deep layer of sludge in the bottom. Take extreme care to avoid skin contact with any of the sludge. It may have been their for decades and it may contain Ethyl Lead deposits and some of the other products of combustion are really bad. In the old days, it used to be said, " There are no old mechanics". Many of them died from complications from exposure to the sludge. Nitrile gloves are very inexpensive and a good way to protect one's hands. For entertainment, you might like to stretch one of the gloves over your head and inflate it slightly. Your kids will love it.
Artificial intelligence is no match for real stupidity....
Re: Oil back up
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