1990 Mercury Cougar Q&A

1990 Mercury Cougar Question: Engine knock

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 -
Answer 1
sounds like you spun a bearing. if you do nothing, it will destry the crank and possibly more. Roy -
Comment 1
Thanks Roy, Will have local mechanic check ASAP. Is this a major overhaul and super expensive?? -
Comment 2
unfortuneately -
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