TB Big Bore Kit, 138cc – CRF125 Bike Protection – TBW0477

– TBW0477

we highly recommend a professional technician install this kit and the cases bored by a reputable machine shop

Lightweight

stock DRZ70 forks

OEM quality complete Gasket Kit (top and bottom) combined with an Oil Seal Kit

TB Big Bore Kit, 138cc – CRF125 Bike Protection – TBW0477TB Big Bore Kit, 138cc CRF125 TBparts 138cc big bore kit for the Honda CRF125. This will make your trail bike a lot more fun to ride by adding some much needed power. With the larger bore, this bolt on upgrade kit will give you more power and higher compression for a very reasonable price. This kit does not require boring of the case simply bolt on, tune (Not included) and go!! This is an ideal option if youre looking to add some power or you just