scotty-mn

Member
I have a 560 that blows head gasket every 30 to 40 hours. I have the head off now and I am checking sleeve standout. The stand out is not close to what manual states. (.002 to .007 not more than .002 between any of them) Any way when I measure from the clean block deck to the top of the sleeves they are around .025 are these the wrong sleeves or are they not seated all the way down? I will try to post pics later. Scotty
 
From what I can see you are measuring the flange that you are supposed to measure. So, you only have one choice and that is pull the sleeve up to see what is going on. Maybe someone put a bunch of shims under them, never know. If those sleeves are the original loose fit ones, we used to just get a grip on the sleeve inside above piston and turn the engine to raise them. The reason we moved them up a little was to shim sleeves that were too low. You would have to be real lucky though with that old of an engine. These were practically new ones we moved. IH changed their mind about that .002 to .007 and lowered it to .004. I personally liked .002 better.

Couple other things that may have happened was someone pressed in oversize .002 sleeve and their tool didn't bottom them in groove, or maybe they even machined the block without cutting the flange groove deeper in block. Could also be sleeve flange too thick. Just guessing of course. I have seen new sleeves in gasoline engines that protruded .008 and of course head gasket leaked immediately. The guy asked me help him check it out and we went over the choices he had. He stripped block and had it machined, sleeve flange and all to level. Of course you can't do that on that diesel as it has the fire dam way above block.
 
Just to verify which engine block you have, engine serial number 71778 and above use the heavy press fit sleeve. Engines below that number use shims to adjust the height if necessary.
 
you are measuring the wrong place. you have to measure the lower step next to the block as that is where the fire ring on the gasket sits. I just finished replacing the head and gasket on my 282.
what is happening to those gaskets? are they burning out between cylinders?
 
also need to clean that block a lot better than that. when its clean it better be shiny metal. then spray both sides of the gasket with permatex high tack sealer. many people say copper coat but I have never tried it nor have intention to. you want the sticky stuff on a gasket not a thread lubing compound. then when both surfaces are clean and checked for warpage set the head on and torque in 4 stages. start at 40lbs. then 70 then 100 then final of 115. set valves to .027 . once started run for at least 1 hr, up to operating temp. shut down and retorque the head bolts, and reset the valves. I have replaced lots of gaskets on these engines and all with good luck and no seepage. but better use the proper gasket spray as that is what it is for.
 
mvphoto20259.jpg
 
When I blew up the picture it looks to me like the flange is high and looked like he was measuring it correctly. Now, I could not get a real good view of the dial indicator position even when blown up so I certainly would not bet my life on it.
Also, on the heavy press sleeves, the gasket doesn't seal on the sleeve like it does on the light press shown on his engine.
Nice drawing of the sleeve, block, shim, etc. That should be pretty easy to understand.
 

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