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1990 Mercury Cougar Question: Engine knock

 

Question

Visitor, Paw Paw, MI, August 22, 2010, 16:11

Had accelerator stick open for 3 seconds with no load Now have engine knock when accelerating Will still run with power and does get louder as engine warms up. 1969 Cougar Convertable with 390CI

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  • Answer #1

    August 22, 2010, 16:29
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     Master

    sounds like you spun a bearing. if you do nothing, it will destry the crank and possibly more.

    Roy

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    Zirk, August 22, 2010, 16:58
     Rookie

    Thanks Roy, Will have local mechanic check ASAP. Is this a major overhaul and super expensive??

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    mastertech6371, August 22, 2010, 17:44
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     Master

    unfortuneately

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