My question is y u wanna to change to 1.6 or 1.8 gearbox?
If u change to bigger cc gearbox the gear ratio will be different and u will feel underpower, somemore the FC will be higher.
Better stick with the gearbox u have now..
Good Luck..
Hi to all bro' & sis'...I've just sell off my EVO 7 & I'm lookin' forward to buy a GTR 34, which is my dreamt car...What should I look into during my hunt for an unregistered GTR 34 in order for me to enjoy my next...