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KOSO Replacement Head Nuts for Koso 4V Head. 2014-2020 Honda Grom 125 - 170cc
Alternative ITEM SKU:CH-1244
KOSO 4 Valve Head Nuts Honda Grom 125 - 170cc
Replacement Nuts Used to torque the KOSO 4 Valve Head. Will not work with stock GROM Head.