Air filters have oil in them so that they can more easily catch and hold onto particulates in the air.
No, not on a normal air filter. But if it is an oil filter yes you apply oil to the filter.
Because they get dirty and clogged same as an airfilter in your home a/c unit
Yes! But the engine wil not endure the same lifetime as with a airfilter!
Make sure to follow recommended service intervals, change oil and filter and change airfilter.
The gauze won't absorb it all and it will drip. It could get into the carburetor too.
dump all the oil and gas out of it change the sparkplug clean the airfilter and oilfilter and don't sink it NO MORE.
It's probably the same filter.
Yes, it does...
In most cases, once a year is fine. Every 12,000 miles is a good time to change the airfilter.
On the driver's side under the hood. It is under the airfilter housing. You will have to remove the airfilter housing to get to the fuel filter which is mounted on inside fender wall.
Yes, but not for long.
Clean and REOIL your airfilter every 3 rides do not get it wet when you wash it and change oil and oil filter very often. The more you do this the longer it will last motor wise. Also lube your chain and adjust as needed.