I've seen little on M30 engines, though... (archive)
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Posted by Bob on January 14, 2001 at 12:54:48:
In Reply to: Intake valve carbon accumulation. posted by Daniel N. on January 14, 2001 at 11:05:12:
(posted from: spider-to036.proxy.aol.com (152.163.204.18))
it can accumulate. Lots of folks swear by "Lubro Moly" product called "Ventil Sauber" intake vale cleaner. Avail from BMP or Bavarian.Bob
How sensible the 3.5 l engine is to carbon deposit over the intake valves? Anybody actually look at a say 100k miles head?
Few years ago, I was shocked by how much have accumulated in my VW valves.
How effective are chemicals in removing these?
Dan
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