Oil on the spark plugs

Sonyps307 · 09-18-2012, 03:57 PM

The valve cover seal get old and start leaking down to the spark plug. Then when u remove the plugs the threads and bottom get coved in oil. Check that black cover in the middle to that leaks to from the big 14mm Allen bolts.

09-18-2012, 03:57 PM	#2
Sonyps307 Lexus & 550's Join Date: May 2010 Location: Baltimore Posts: 526	The valve cover seal get old and start leaking down to the spark plug. Then when u remove the plugs the threads and bottom get coved in oil. Check that black cover in the middle to that leaks to from the big 14mm Allen bolts.