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The mkiv Supra Owners Club

[Videos] Engine noises - Help !


AxelB.

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Hi all !

 

A bunch of noises that start to worry me a bit.. I'm going to explain the best I can when they occur and put a link with an iPhone vid.

 

First one - Engine is cold, RPMs at 1000 to 3000

Kind of squeeky noise that appears at 45 sec - we can hear it loud at 1 min on this vid :

http://youtu.be/NTijdrD3K2s

 

Second one - Engine is cold or warm, it's always present and comes from the upper side of the engine.

Was thinking about valve clearance ?.. Is this noise normal ?.. Or do I need to have a check ?

http://youtu.be/EGVoOsBDJdM

 

Third one - Kind of rattling that appeared after I pushed the engine at 3000 RPMs.

Don't really know where it comes from, I took the video from behing as it avoided to have the engine sound on the vid.

You'll maybe have to push your volume up to hear that one..

http://youtu.be/dj8CroMJPiI

 

That's it.. The ones that really worry me are the 2 first..

Maybe the 2nd is kinda normal, but I'd like you to confirm me that.. And for sure the 1st will involve investigation.. Any idea ?..

 

Thanks a lot for your help !..

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I would do the tipex test on your crank pulley for a start, put a line of tiptex fro the centre out across the crank pulley where the rubber seals are , start the car and then stop it and see if the lines still match as the 2 parts of ghe crank pulley maybe seperated

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The second one needs the valve clearances checking. If they are okay, it might just be a bucket/cylinder head clearance thing, a lot have them and it's made louder by more aggressive cams. "Turn up the radio" is one solution to that :)

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Ah, I already did the crank pulley check. No probs from there, the two parts didn't move..

 

Then I guess I'm gonna have the valve clearances checked.

Is it safe to keep driving the car or is it better to let it in the garage until it's done ?..

 

Many thanks guys !

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