On Nov 30, 8:29am, Kevin Sullivan wrote:
> Oops. Sorry, Will. I wasn't very clear in my description. By "tock tock
> tock tock tock" once per second, I meant five tocks per second. This was
> just an estimate without a time measurement device. I guess it is
> probably 6-7 per at idle. It's definitely not 14 per. Since Denise
> posted than rod knock was a two part sound ("knack-a") I would hypothesize
> that that second part is being masked by other sounds. If I had the right
> equipment I would record it digitally, get the exact frequency, and post
> the sound file for better net.analysis.
Your A sounds just like my B did. At that number of knocks per second, it
should be something in the valve train. I fixed my knock by replacing the
tappets, though I am now enjoying a similar knock from the cylinder head.
Happy listening,
Frank
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