TB Piston Kit, Std. size – Z50R 88-99 & All XR50/CRF50 Models shift and suppresses the damage to

and suppresses the damage to the drive part and seal part

Does not work with oil coolers that mount behind the LH tank shroud

and you certainly need to install a set of HD valve springs set because this camshaft will rev high

All ATC70 models used the 17/69 primary drive system - '73-'74 and '79-'85

This carb is suited to work with the stock intake manifold on the SL70 XL70 CL70

TB Piston Kit, Std. size – Z50R 88-99 & All XR50/CRF50 Models shift and suppresses the damage toTB Piston Kit, Std. size Z50R 88 99 & All XR50 CRF50 Models This is a complete OEM Quality Piston Kit standard size for the Z50R 88 99 and all XR50 CRF50 models. Comes with the wrist pin, rings, and circlips. Honda charges about $44. 00 for the same parts which makes our kit an easy choice. We also recommend getting the top end gasket kit (part # TBW1174) or complete gasket kit (part # TBW0717) with this piston kit. Both are available in this section