hmmm guys... i need ur opinion here. what is the best engine for a bluebird sss(910)? is it sr20(silvia), ca18(180sx) or rb20(skyline r32)? will it be ok if i use a CA or SR engine on this car? enuff power ka? is a RB20 powerful? coz i have seen a cefiro a31 with turbo engine(most probably rb20) 'tekan', and the car acceleration is damn slow. <_< what's the best engine and most economical(fuel consumption, maintenance, spare parts etc.). thanks guys!