Maybe I misunderstood the Taiwan 75's owners &engineer.They said big power should use longer gearbox...like the longest 75 2.5Milano(3.54:1) but I saw many people in the group take TS gearbox used in gtv6...... now I have a few question~ 1:I have a 75 MILANO 2.5, but the 3.0 engine(from 164 have...