Fallow the plug wires!
Need to replace rear spark plugs
it is leaking from the valve cover gasket. when the car sit long enough, the oil will leak down to the plugs.
.050 inch.
Front 3 are easy , back 3 are difficult, but possible from underneath with a good socket set with universal joints.
spark plug gap on your van is .048-.053
40
.050 inch
you have to either remove the intake manifold or be really really really thin. also removing the cowling where the wipers and motor assy are will help
Then you'll have three good spark plugs and three bad spark plugs. Not a good combination. I suppose you want to know if it will hurt anything though. The answer is no but if the three old plugs are shot it won't run very good.
8
Cross threaded, over torqued, or under torqued during instillation
Depends on the engine, the 2.0l and 2.4l options were 4 cylinders with 4 spark plugs, the 2.5 L Mitsubishi 6G73 V6 option required 6 spark plugs.