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Header leak or lifter , tappet

7DCUDA383A

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This sound is back , just had my distributor crap out on me , luckily it wasn't my chain . IT sounds like a header leak and it sounds like lifter or tapped type issue.
 
Hard to really tell in the video but if it is a header leak, you should see some black from the area of the leak. Maybe a leak at the collector gasket?
Did you try the long screwdriver to the ear trick to try and pin point the sound or an automotive stethoscope?
 
Hard to really tell in the video but if it is a header leak, you should see some black from the area of the leak. Maybe a leak at the collector gasket?
Did you try the long screwdriver to the ear trick to try and pin point the sound or an automotive stethoscope?
I'm a change oil and brake pads mechanic , I have learned a lot working on this car but the technical stuff still floats by the brain cells I have left , I just did order a stethoscope that will be here tomorrow and I also ordered Remflex header gaskets and collector gaskets , the car came with studs for headers , all nuts seem tight but something could of been loose to cause a leak.
 
Take a length of vacuum hose, wrap some malleable wire around is so that you can shape it as you want. Put one end to your ear as you put the other end around the flange with the engine idling. When you get to a leak, you will sure know it.

The wire needs to be a little tight on the hose to retain the shape that you want, but the loops only need to be every inch or two and as small a wire as will hold the shape you want.

Always works for me. :thumbsup:
 
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