Originally Posted by mr.skywalker

I had a similar issue that progressed like yours(first just smoking when getting off throttle then started always smoking after a few hundred miles). I checked everything, oil restrictor, oil drain, etc. The telling sign was that smoke/oil started coming out of the crank vents due to a bad cylinder and had so much pressure you could see pulses of air oil coming out the vent filter. I did not see if you said you checked compression but that was the final indicator. Mine was 3 cylinders where in the 160psi range and cyl 3 was well below 100psi.

Originally Posted by JD8

I have not checked compression or done a leak down test yet. I do need to get that done though. I will report back here once I find the problem.