Koso 170cc Big Bore Cylinder/Head Kit - Honda Grom Hoodies Bolt on HUGE power with

Bolt on HUGE power with this performance top end kit

Reinforced toe shifter pad

The Mini Crossbar Pad features high-density foam and a black vinyl wrap with the Pro Circuit logo in a metallic silver color

this bolt-on upgrade kit will give you more power and higher compression for a very reasonable price

Manufactured to our specs for a value that cannot be beat

Koso 170cc Big Bore Cylinder/Head Kit - Honda Grom Hoodies Bolt on HUGE power withThis top kit is a perfect add on for the power enthusiast. Specs: All parts are made from high quality components for reliability and durability Includes 170cc ceramic coated cylinder, forged piston, performance camshaft, crankshaft bearing, rocker arms, 4 valve cylinder head, intake manifold, gaskets and more. Fitment: 13 21 Honda Grom