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07-12-2015 06:23 PM #1
All things point to at the very least a severe case of blow by the rings into crankcase and the oily fumes getting injested to the cylinders again which will cause black oily spark plugs
disconnect the pcv and see if plugs stay clean altho probably will still have blowby--------
Do you know what BonAmi is??????
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07-12-2015 07:06 PM #2
On the previous page post #14, I gave you simple diagnostic procedures that will help determine what is wrong. Three cylinders on one bank are very low compression, this is sometimes due to valves being adjusted too tight, which can also cause excessive crankcase pressures.
If you follow all the test procedures outlined in post #14 you will know wether it is ring or valve related. If it is rings, there is a good possibility changing the oil to conventional with high zinc and using Jerry's BonAmie trick will seat them. BonAmie is a powder non-abrasive cleaner you can find at hardware stores.
Good luck..





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I'm happy to see it back up, sure hope it lasts.
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