Hello every 1.... now my perdana is SEI engine.... eat petrol bout Rm10 / 2+ k/m only n eat black oil.... ppl tod me my gear box already comdem.... if 1 2 repair also up 2 1k.... Now i 1 2 convert my engine 2 V6 N/A o V6 T.Turbo ??? How much 4 each 4 de halfcut ??? o stil hv any engine can intro...