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Not necessarily.
If something prevented a valve from opening it could certainly cause a problem with the rocker arm. That "something" that prevented the valve from opening could be a piece of a broken piston. So while a broken rocker arm doesn't NECESSARILY mean that there is a problem with a piston, it's certainly something to cause concern.
What else can I help you with?
What does a blown engine mean and you mean the good kind of blown?
it means it is equipped with a supercharger
If engine is blown will you still have power?
The term "blown engine" usaully means the the engine is dead in which case you would not have any power. In the racing world the term "blown engine" could mean something else. A blown engine would be an engine that is super charged with a blower in which case you would have more power.
You hear a knocking noise that follows engine idle and acceleration what could it mean rocker arm?
bums
Oil on spark plug with white smoke and black reside out of exhaust but with plenty of power what is wrong?
VTC (cam sensor) requires to be changed and your valve (rocker) cover seals plus the seals that are located around the spark plugs in the rocker cover. White smoke coming out of the exhaust is a symptom of a blown head gasket. You need to have this repaired ASAP. In the mean time stop driving this vehicle or you will destroy this engine if the head gaske is blown. Sounds like you have more than one problem.
What it means when their is water in the engine?
Water belongs in an engine. Now if you mean if there is water in the oil in an engine, this may mean that you have a blown head gasket. This needs repair before you drive the vehicle or it can do serious damage to the engine.
What does oil around the muffler mean?
Your engines blown! 0.0 oh dear. You engine is burning oil. Not good. Get her to a shop.
What does the term rocker mean in surfboard designs?
rocker is the movement of the board. its how the board rocks from tip to tail
What does you are out of your rocker mean?
It means you are crazy or "nuts."
What does it mean when the overflow tank is bubbling when you start the car?
Might mean you have internal engine damage like a blown head gasket. You need to get this professionally checked.
Why would white smoke come from the engine?
White smoke coming from the engine can mean many different things. One such thing is that your car may have a blown head gasket or that oil is burning in the engine.
My 86 Mazda rx7 is blowing white smoke out the tailpipe and looseing coolant what does this mean?
Blown h20 seal in engine or turbo !!
What does rocker mean?
it is a name of a peopson that like to rock
