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> Engine knocking, some ideas ???
post Sep 28, 2006 - 6:52 PM
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94st_santos

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Well my engine has a knock to it. It only knocks whenever I turn it on and it hasn't been running for a while, and when I'm hitting around 4k RPM. It also does this a little whenever I'm in second gear(automatic tranny) around 3.5k RPM and I'm letting of the throttle. It doesn't knock during idle, or as loud. Does anybody have any ideas? The knocking is coming from where the valve cover is and I want to just take it off and see what I find but I'm a little short on money, so your help is appreciated.
 
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post Sep 29, 2006 - 3:25 PM
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DeviousST

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My ST has about the exact same problem, however my sources say piston. With my car, if it was a valve that would be one noisy valve. I've limped my ST around like that for about 35k now, and it gets a little worse as time goes on. I'd say put Mobil1 in that bad boy and dont worry for at least 20k unless she starts knocking real bad. Toyota motors are tough.

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