Jay Honeck wrote:
: Okay, after looking at all the replies, you need to stop and analyze
: the info given to you on the instrument. If there was a bad plug,
: when he switched mags, (he should have leaned it out), the temps would
: drop because there was no fire. Same with any other ignition part.
: If there was no fuel getting to the chamber, same thing. What you're
: seeing is a bad valve, probably exhaust.

: How could a bad valve on #2 work okay on "both" mags -- but not on the left
: mag?

It can't, you've got a bad plug or wire. Pull the plug and clean it. Spray
the oily plug wires with contact cleaner and clean the inside of the plug
where the wire goes. Put on silicone rocker cover gaskets to prevent future
oil leaks.
--
Aaron Coolidge