Black wire to the entrance of the HT coil, the other to the earth if you handlebar is not already... If you handlebar is already earth connected, you will not be obliged to use...
Your clutch is slipping when using the last gear ? You have to know that The springs are responsible for 50% in that case...(Except Montesa Cota) So Think to change them...
Yamaha Genuine Parts.
! Attention on the TY 250 Type 434, the 8th smooth disc different from the 7 others is no longer available from Yamaha!
Your clutch is...