Smoking, if so, what color is it. Black mean fuel, blue/gray means engine oil. (water is white smoke)
1/2 a quart? thats not a lot really.
10-30, 10-40, shouldn't be noticeable difference.
3000rpm? thats a lot, isn't it?
We are not primarily on earth to see through one another, but to see one another through
Some people are like slinkies: not really good for anything... but you can't help laughing when you push them down the stairs