<VV> Bent Push rods
HallGrenn at aol.com
HallGrenn at aol.com
Thu Oct 8 21:56:15 EDT 2009
In a message dated 10/8/2009 3:22:48 P.M. Eastern Daylight Time,
kovacsmj at sbcglobal.net writes:
Everything Mike said and be glad it's only #2 cylinder.
Bob
Lets see if analysis is right:
The lifter is pushed by the cam.
The lifter moves the push rod.
The push rod interfaces with the rocker arm.
The rocker overcomes the valve spring pressure.
The valve stem moves inside the valve guide.
The valve opens in time to miss the piston.
Things that can go wrong??
The valve hits the piston.
The valve stem binds in the valve guide.
The rocker arm doesn't move.
The valve spring is broken.
I has a similar incident with a 460 Lincoln. The rocker arm cocked (nut
came loose) and the push rod did not like it. Replaced the rocker arm and
stuff. Ran fine after that.
Any body else have a clue. I'd like to know too.
MIKE KOVACS
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