Big John 36 0 Posted October 7 Share Posted October 7 Checking my spark plugs I have oil on my spark plugs on my 1936 Buick coupe 233 engine is that normal Link to post Share on other sites
Roadmaster71 63 Posted October 7 Share Posted October 7 Look at the Dec. 6, 2017 post by Neil at the following link. If the oil you mention is in the spark plug wells this could be the explanation. Link to post Share on other sites
pont35cpe 555 Posted October 7 Share Posted October 7 Rocker arm towers (short bolt), threads need to be sealed. Oil weeps down the threads and puddles in the spark plug wells. This occurs on cylinders 1 thru 7. 1 Link to post Share on other sites
pont35cpe 555 Posted October 7 Share Posted October 7 Big John, good to know there`s another `36 Buick coupe owner out there. My on going project is a `36 Buick coupe. Link to post Share on other sites
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