Search found 3 matches

by j4m1.son
Tue May 30, 2023 10:12 am
Forum: Performance Technical
Topic: Gearing Ratio for Honda Dio SK50MY (AF27)
Replies: 4
Views: 1874

Re: Gearing Ratio for Honda Dio SK50MY (AF27)

You will need to read up on "tuning the cvt" that's where the roller weights are and the variator and clutch springs and........ :thumbwink: Thanks for that, gonna order in some clutch springs and a new Contra as well as some lighter rollers. Do you know of any shops that sell them for a ...
by j4m1.son
Fri May 26, 2023 8:26 pm
Forum: Performance Technical
Topic: Gearing Ratio for Honda Dio SK50MY (AF27)
Replies: 4
Views: 1874

Re: Gearing Ratio for Honda Dio SK50MY (AF27)

9:1 is the best all-around gearing for AF18/AF16 motors IMO. You can find em for less than $70-80. The stock gears are about 12:1 so if you change the secondary gears(which are easiest and have the most variety to find) look for 16*41 or 16*42 secondaries for the 8.9:1 or 9.1:1 unless you live wher...
by j4m1.son
Fri May 26, 2023 5:49 pm
Forum: Performance Technical
Topic: Gearing Ratio for Honda Dio SK50MY (AF27)
Replies: 4
Views: 1874

Gearing Ratio for Honda Dio SK50MY (AF27)

Hey there, :newb: to the group. Need some assistance. I recently did a Big Bore kit to my Honda Dio AF27 before doing my research, and now I realize I need to redo the Gearing Ratio to get my power. It went from a 50cc to a 72cc Melossi Big Bore. Surfing online I haven't gotten a straight answer, I ...