i about to buy a kancil which the engine have been change to mira L2na... the car looks unhealthy, because the when rev the engine, alot of blue smoke form the exhaust..... when drving the car's pick up is very bad ...the battery always drain off and need to be jump start the mechanic said because there is a extra fan for the radiator which drain of the battery but will there be other possibilities ?? ... just wondering wut need to be done and around how much will it cost?? any sifu here can give me some guidance??