[SEL] Fwd: : Nice machining...

[Steve W.]

curt at rustyiron.com wrote:
> Kerry,
> Beautiful work!
> 
> There is a strange harmonic going on in the valve train. If you look at a
> pair of valves on a cylinder you see them alternating between opening very
> little and opening a lot.
> 
> Any idea what's going on there?
> 
> Curt in NC
> 

I wonder if it is just a timing artivact of the camera? Seems to have a 
cycle around 60 hz.


-- 
Steve W.