Bore piston hole bigger.change injectors,fuel rail,change
cam,put final drive,put 3" pipe but gv it stright througe.change
Ecu chip, having more torque also hv to got tires tat got very good
grip,eg SO2,now left 2 or 3 set nia.if not the new bridgeston the
007 or 707,$300 per piece.AD-07 not bad but i using other
brands..lolx...best if can change gear ratio...lik tat still cannot
think mayb u hv to "tiao engine" le.
Cheers.