Hey iv been looking at this 170 kit, just wondering if anyone has experiance with this kit and would i be better buying a barrel and getting it bored and ported?
http://www.adrenalin-pedstop.co.uk/p/Yamaha_DT125_R_RE_X_SM_Derbi_GPR_125_Athena_170cc_cylinder_kit-1250.aspx
thanks jake