i recently purchasd a 1984 honda cr125r top end is new basically almost everything is new ...the problem im having is the bike is bogging down when i take off and when i climb hills i removed the carb and cleaned and replaced the park plug it ran a little bit better .. power band is working properly...does anyone have any sugestions on what it could be ?.. (possible reeds ?)....the person i purchased it from said he put new reeds in it but i have not really opened it up yet to look.....any sugestions whould be appreciated ...thank you in advance