salam otai2 tupai!!
size piston dt125..
block/head korek geli2..
crankshaft dah upgrade..
carb RXZ..
spoket 16-28
masalahnya skrg gear 1-5 memang best . tp masok gear 6 moto jd blow...
skrg dah tuka spoket 15-29..gear 6 ok just maintain tp rpm kekal 9 . xdpt dah rpm 11...
otai2 tolong tunjuk ajar skit...
ptot try pkai carb TZM ????