hi all brosss, is thinking of buying e30.honestly speaking, to drift and a little of town driving.the problems:1.jap engine better or bmw engine better? currently looking at 1g gte twin turbo and few m20.2.if wanna drift, which bmw engine supposed to plant in? or m30? or m50b25 enough? i mean enough for drifting? how much approximately for these engines?3. if m30 or m50 or m20, bolt a turbo on will cost approximately how much and where?thanks for your help..