What year did Ford stop using 2 piece spark plugs? V10 - Blown Out Spark Plugs is one of the most common Ford v10 engine problems.

The original equipment Motorcraft brand spark plugs were installed in many late model Ford trucks with V8 and V10 engines.

The years 2004 through 2008 were problematic for the F-Series when it came to spark plug problems.There have been spark plug problems on Ford models from these years.

These engines are very reliable.Exhaust studs breaking and spark plug issues are the main problems you will find with them.