Then that right there is the telling point of your experience. None. The 318 has always been a good mileage motor. The small bore lends itself well in that arena. I can tell first hand you don't know what's goin on here.
You don't have a clue as to my experience with the 318's. FYI everyone has had a different experience. Seems to me that you're not happy unless you are stirring up ****