It’s my daily driver I put a lot of new parts, but can’t figure out why it randomly throws out smoke thru the exhaust. I just throw some lucus once n a while and it’s good. New rear head $800 , vtech solenoid 500 Pcv valve, intake hose, Battery, 4 way break job, oxygen sensor, ps pump and hoses $300 and a few other things just put about 2000 in it, I just bought a new car so just trying to get rid of the van