tôi chế máy YAMAHA SIRIUS lên 2 xilanh 250c, Build a YAMAHA SIRIUS engine on 2 cylinders to work

I made my own Yamaha SIRIUS engine with 1 cylinder to 2 cylinders to operate, to challenge myself as well as want to know more about my own knowledge, remember to like and share with me, don't forget to leave comment
#ledan #2xilanh #yamaha