Apologize in advance for this somewhat long complicated post:

My son has a 2008 Base Mustang with a 4.0 L V6 and automatic. It has about 63k miles. This is his college car.

Prior to buying this car, I had no experience with the 4.0 L SOHC. But recently, I have been reading and learning alot from this forum and YouTube. The engine started making what sounded like timing chain noise, only in idle and after it is at full operating temperature. After reading the horror stories about...

P0320 Code After Compression Test