Smoke from breathers.

The valve covers are baffled. The smoke is white. The dipstick does not push out of the tube. And the pcv was checked to flow only one way before installed.

http://tinypic.com/r/f53tc9/6
http://tinypic.com/r/35mgnpj/6

hmmmm.... white smoke is usually water / coolant getting into the combustion chamber(s) does it smell like coolant? a leakdown test will definitely tell you