RECENT POSTS

what will a boysen reed valve do for my bike

Joined
Oct 23, 2007
Messages
44
Likes
0
#1
does anyone have one of those?i want to no how affective they are in performance?i ride a 30 cr85r exp.
 
Joined
Jun 20, 2007
Messages
1,020
Likes
0
#2
they tend to give you a little more power in the low end and in the very top end rpm...