Hi guys Recently got the GT a new turbo, KKK K26 With external waste gate. i think boost is below 1 bar. Under high revs IE 4.000RPM the car starts to smoke... not alot but enough to see.. Now its just had a new HG changed... gone to metal 1.4mm and the Head was skimmed. Engine was rebuilt. Head, valve seals etc Block... hones, rings, pistons Around 5.000 MILES on rebuld. What you rekon guys?