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Replacement piston: 9353DA Replacement piston rings: 273530 Gasket set: 603405
The Top End kits do not include an ignition or clutch cover gasket - make sure you add these before replacing the timing chain
it will make less horsepower – but what causes this to occur
All hardware included
Developed in collaboration with professional teams backed by Twin Air
TWIN AIR Stofhoes - 150224DC Honda CRF450R/RX Replacement piston: 9353DA Replacement pistonWhen riding on difficult terrain (dust or sand), you can protect your engine even more with the Twin Air filter. Made of an envelope of aerated and oiled foam for greater efficiency, this filter means you clean it less often
