Posted by T-Nason on July 24, 2023 at 14:36:53 from (109.43.112.163):
Bought this little TO-20 awhile ago and while using it recently it seemed to develop a oil leak out of the spark plugs? I pulled all 4 and they were very much coated in black carbon. I replaced all 4 after making sure the plug holes were clean and they continue to weep. I did a compression check and got 90-90-85-80 psi. I did a oil compression test and got roughly the same psi. Seems like its a head issue? Any ideas gentlemen?
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Today's Featured Article - What Oil Should I Use? - by Francis Robinson. I keep seein this question pop up over and over again in discussion groups all over the web. As with many things there are often several right answers and a few wrong ones. Some purist I'm sure will disagree to no end with what I will tell you but most of us out here in the real world don't really care do we ? Some of them only bring their noses down out of the air long enough to look down them anyway. If you are like me you are only doing this old tractor stuff because you enjoy it. You
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