Here is a brain teaser for all of you engine builders. Follow the post and you will see that compression is good, PVC has filter with little collection in glass sight bowl, etc. Yet 1-1/2 quart of oil is missing from the dipstick in 70 miles. Here are pics of the exhaust pipes. Now what do you make of this? Seems that much oil would show up wet and black to me! First pic is just camera, no flash