KOSO Honda Grom/Monkey 61mm 4V Replacement Piston Kit Honda OEM this has several different adjustable

this has several different adjustable points

with noiseless profile and two self-lubricating lamellar cast iron piston rings at rectangular sections

This is carburetor clamps on to the intake to provide a better seal preventing potential air leaks

simple and clean way to nicely mount your license plate

Having a stiff spring ensures reduced clutch slipping

KOSO Honda Grom/Monkey 61mm 4V Replacement Piston Kit Honda OEM this has several different adjustableKOSO's 4V Piston Kit for the Honda Grom Monkey is a complete piston to be installed in a cylinder kit that fits 4V Cylinder Heads. This is a forged piston that measures 61mm and includes a piston, pin, pin clips, and a set of rings. These are completely forged pistons and is highly prefered over cast pistons. The reason is cast pistons are made up of brittle content, over the much more stout forged piston. Although forged pistons are heavier, it makes