KOSO 61mm Forged Piston Kit for 170cc 2 Valve BBK Honda GROM / GROM SF/ '21-22 CT125, MD623000

KOSO 61mm Forged Piston Replacement Kit for 170cc 2V Big Bore Kit 

Part# MD623000

Fits:  2013-2020  Honda GROM / GROM SF/ '21-'22  CT125

(incl. piston, rings, pin, clips,)

Please Note:  This replacement Piston Kit is ONLY for the KOSO 170cc 2V Big Bore Kit Part# MB623002