I bought new ud 70 but i dont know aything about it now i want to get basic info about bike would anyone please answer my stupid question because i want to be aware about my thing.
1:diff b/w ud and 70?
2:what is the function of spark plug?
3:how to change oil by yourself where is waste nut of my bike?
4:what is missing mean in bike?
5:what is diff between tuning and service?
anyome can answer my stupid question please