MERCURY NOISES KNOCK

I Have A 98 Mercury Sable Its Making A Loud Knocking Noise I Change The Spark Plugs And Wires Plus The Fuel Filter And Oil Change It Still...

It Started From Getting The Car Stranded In Flooding Water. Pulled It Out Changed The Oil Right There Beside The Creek. But When Started The...

I Will Have Oil Pressure For Around 20 Minutes And Then I Will Lose Pressure. The Engine Will Start Knocking And I Shut It Down. I Will...

I Hear A Loud Knocking Sound Coming From The Rear End Of My 02 Mountioneer Everyonce In Awhile.