Valve Cover Off - Abormal Buildup?

Tristan

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What do you guys think?

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RANOVRU

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Man Im getting ready to do the driverside on mine and I hope its not like that.

IDK if that would be considered excessive but theres obviously more there than one would preffer to see. Makes you wonder what the rest of the engine looks like...
 

Tristan

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She has been a Driveway Queen for quite a while. I got her and there was some serious coolant bubbles in the overflow jug:puke:. So I am finally tearing into her for headgaskets, but am a bit concerned about overall state of the engine. I know very little of the maintenance history. She did seem to run pretty strong though so hopefully the botton end is solid..
 

88beast

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next three oil changes run lucas 50/50 with the diesel oil of youre choice and itll clean up good
 

bbjordan

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Looks like oil not changed frequently enough. Lots of short trips where the engine does not get to operating temp will also contribute to this gunking up. Yes, you should be concerned about the bottom end, but if it makes good oil pressure...run it 'til it doesn't.
 

LARRY RANALLO

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short trips and not changing oil, had my covers off last week for the first time, and it was all clean,heads and rockers. the covers had a black smokey haze at the top. but i change oil every 3 thous and have never had too add any oil
 

typ4

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All of the above and someone likely ran gasser oil also. Lots more detergent in diesel engine oils.
 

stumpjumper3

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I would concur with else, a high quality diesel engine oil, on time services, and not making it a short run rig, and it shouldn't build up. I just cracked into a 4cyl john deere with 15000hrs on it in one of our irrigation travelers, been running cenex518 15w-40 and it looked new. Absolutely no build up.
 

idi traveler

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Is that build up a grainy carbon? Feel of it between you fingers. If it feels like course sand there is a chance that you have a collapsed valve spring or a burned exhaust valve. And you are getting exhaust past the valve guide causing a carbon build up!
 

IDIDieselJohn

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Run a couple quarts of ATF in it on your next oil change, and do about 100-300 miles on it.

Run it good to! Should clean it up real good.
 

f-two-fiddy

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I would say bad exhaust valve guides. Looks like soot. I had the same thing on My 7.3 when I pulled the heads.

Have You heard any woofing?


It looks like either #6 or #8. You can see how the soot is traveling towards the Banks Crank Case Vent at the IP Gear Cover
 
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OLDBULL8

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Not a good thing leaving those injector inlet's open like that, next thing ya know injector problems. Specks of dirt will raise havoc with them.
 

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