.040 ========================================================== According to one of Fords websites : For a 1993 Mercury Cougar : The 3.8 liter V6 engine and the 5.0 , V8 have spark plugs gapped at : ( .054 inch )
You can find the spark plugs for your 2002 Nissan Pathfinder on each side of the engine. The spark plugs will be near the top of the engine. A six-cylinder engine will have three spark plugs on each side.
The Lincoln LS 3.9 liter V8 engine has ( 8 spark plugs ) It depends on the V8 engine , it could take ( 8 spark plugs ) but there are also V8 engines that have two spark plugs per engine cylinder so they take ( 16 spark plugs ) A little more information please ( make , model , engine size )