Ford Crown Victoria Engine Knock

Hello, I Have The Car Listed Above It Is A Police Interceptor That Runs Very Well, Smooth As Silk. For Some Reason Every Time I Start Up...

Engine Knocking When I Press The Gas I Add The Oil Treatment Knocking Stops For A Minute Then Starts Again Put Car In Reverse It Shuts Off I...

My Car Leaks Oil And Now Makes This Machine Gun Sound, But Only When I Accelerate. Other Then That Car Runs Great. I Have To Keep Driving...

When I Start My Car The Engine Has Rattling Sound. It Doesn't Do This Every Time But Most Of The Time. It Goes Away When I'm Driving...

Last Time I Drove The Car It Was Running Fine. Shut It Off And Went Back Out To It A Couple Of Hours Later. Started It And It Was Knocking...

Engine Performance Problem 1997 Ford Crown Victoria V8 Four Wheel Drive Automatic How I Stop The Sound And Correct The Problem?