[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Bent valves?



Sounds like your timing is just off.  Cars with bent valves likely don't
run, if at all.

Joe Doty
IT/Development
joe@lcnetwork.com 

> Related to most of my quetions lately, what are characteristics of
bent
> valves?
> 
> I took a head to the machine shop that had come off an engine that had
a
> stripped timing belt. Shop took head apart, it was flat and the valves
> weren't bent according to them. They did a valve job (recut the seats)
and
> put everything back together.
> 
> I put the thing back together and I'm pretty sure I have the timing
marks
> lined up properly (0 on the flywheel, and line on cam gear lines up to
> line on valve cover). The car is hard to start and stumbles badly.
While
> driving, it runs smooth, but surges/looses power a lot (minimal gain
> loses, but you can feel it pull or not pull while I hold the gas pedal
in
> the same spot). It runs really REALLY gutless until about 2.5K rpm,
but
> runs fine all the way to redline (although not as powerfully as it
used
> to).
> 
> So is my timing just off, or is it possible the valves are actually
bent
> and the machine shop missed them?
> 
> Thanks for any clues.