pin

Hi I have a question regarding the fitment of a high compression piston to an otherwise stock yx140 engine +( oko26 s38 m96 ) (outer rotor kit ooracing) This piston I bought from DHZ ( 56mm 13mm pin). can I fit the piston with no worries or is there anything else I should do? thanks in...

Got a crack in my brothers lifan 1p54 125cc cylider that leaks oil, how did this happen? Overheating because of prolonged lean condition that over hardened the metal causing it to crack rather than bend or warp?? Just don't want the same thing to happen to my lifan.. Probably n the verge of...

Trying too wire up my bike I have a zongchen 8 pin cdi (7 wires used) and Trying to go to a 6 pin stator. So far I know On stator. Yellow wire to reg (power lights) White wire to reg. green/red netural light I think. So I've got a green (earth?) Blue/white Black/red That I have...