Originally Posted by Superkaioken
it is bad valve guide seals... i added new oil 20w 50 to my car 3 quarts valvoline 20w 50 and 1 quart of lucas oil stabilzer not one drop of smoke has came out of my exhaust once!!!! i love this shit.
The problem while just show up later on down the road. If you haven't done a leakdown test , you won't know for sure.