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a tapping sound from under the valve covers at any eng.speed. some eng. have adjastable valves but I sugest you use a repair manal for you car type or have a good mecanic do it for you

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17y ago

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Related Questions

Would a bad exhaust manifold also cause a ticking like a lifter if needed replacement?

if it is cracked or the gasket is bad sometimes they sound like ticking lifters. look for carbon deposits at joints and on the manifolds themselves.


How do you tell if your lifters are bad in your car?

In most cases, you can tell that your lifters are bad, in your car engine, by the ticking noise. A bad lifter will make a tapping sound.


Can one bad lifter ruin an engine?

yes, if its ticking bad and you like the engine, get it fixed


What are symptoms of bad valve lifter?

on a 98 ford taurus what are the symptoms of a bad hydralic valve lifter


Can a exhaust leak sound like a lifter pecking on a 5.3 chevy motor?

Yes it can, but try to isolate the sound by using some thicker weight oil and/or oil additive like lucas to quiet the ticking lifter. If the noise doesn't change it's probably an exhaust leak, if it quiets down you might have a collapsed lifter.


How do you fix lifter that stick's when cold but stop's when warm on a 2004 Chevy vortex s10?

You can't fix a bad lifter, replace the bad lifter with a new one.


Why are there two clicking sounds when starting the engine?

Answerif im not mistaking that sound should be the solenoid opening and closing.Improved: it also could be a sticky lifter, a lifter going bad, exhaust leak, or a spark not grounding right.


What causes a knocking sound but doesn't reduce power?

Sounds like a piston hitting the cylinder head. A lifter will usually tick, but a piston will sound more like this knocking noise.


How can you tell if a roller lifter is bad?

This is a toughie. First you have to decide which lifter it is then pull the rocker cover and find the rocker arm that has play in it. Then look at the lifter and where the push rod rides should be stuck down further in the lifter bore than the rest. Or press down on the inside and if it goes down over 1/8 inch and is springy the lifter is bad.


Can lose timing chains on a 2002 v8 durango with overhead cams cause a ticking noise similar to a valve train tapping sound?

Maybe, or you have a bad lifter .


How does a car act when lifter are bad?

Depends on how the lifter has failed. In most all cases you will have loss of power and there may or may not be a ticking or tapping noise. There will be a "misfire" in the cylinder that has the bad lifter, There is loss of fuel economy. The car will fail emissions testing.


How do you know if lifter is bad?

they would go all mental and start a gran theft auto like everyone else