On 12/11/2022 11:52 PM, Phillip Matheson via KRnet wrote:
So today I was running the engine to test a new tach and something broke.
Everything was normal and WAM BAM the right side AFR went off scale lean. Now
engine barely runs.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
While we are all "just guessing", lets start a lottery. I'm guessing
it's something in the valve train, other than a single valve spring.
Why would anything on a single cylinder make a 6 cylinder engine run
that bad. Also, "WAM, BAM" sounds like something metallic under
considerable stress to me, not an intake leak. Intake leaks don't
usually happen instantaneously with a loud noise. I'm guessing you have
something bad broke.
And the answer is......................................
Larry Flesner
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