bloodhound400
09-16-2005, 11:48 AM
a friend of mine wants to jet his yfz he took out his spark arrestor
and put in a k&n,so he wants to bump it up 1 size bigger but yamaha said it has 2 main jets a 100 and a 158 does anyone no
about this thing having 2 main jets.
and put in a k&n,so he wants to bump it up 1 size bigger but yamaha said it has 2 main jets a 100 and a 158 does anyone no
about this thing having 2 main jets.