my shitty 125cc lifan black engine blew up to day
looking at replacing it .have been checking out these two
jialing 125 oilcooled or the 140cc outlaw zongshen oil cooled
they're around the same price.
which ones the better engine?????
any info would be great
what to make a 125 yamaha exhaust fit to my jap bike
the two pipes are diffrent sizes (small to big),a 5mm gap
whats the best way to connect them
oh and the exhaust may be of a 250cc ,will i losse power
any info will be great