Check your VECI ( vehicle emission control information ) sticker in your engine compartment in front of the radiator or perhaps on the fan shroud
10w 30 is manufacture recommended, but I use 10w 40 because of its age
It is an Explorer.
Mobile oil 0-40. Go to the Mobil 1 website and they could help you.
WD-40 disperses moisture.
40 - 1999 was released on: USA: 2 February 1999 (USA Film Festival)
About 40 to 50 feet is recommended
40 p.S.i.
Passions - 1999 1-40 was released on: USA: 27 August 1999
2.4L? it is located next to power distrubution center by the air filter to 40 pin plugs, make sure key is off when connecting or disconnecting the connectors(they have a lock on them)
WD-40
30-40%
I would run it at 40:1. When I first got my bike I wanted to be safe and run it at the recommended 32:1, but it was way too rich. I fould plugs like crazy.