Fit For 54mm Cylinder Gasket For 125cc Pit Dirt Bike ATV Quad Go Kart Motorcycle Spare Parts Fit For 54mm Cylinder Gasket For 125cc Pit Dirt Bike ATV Quad Go Kart Made to match designated engine assemblies ; aligns 54mm cylinder mounting faces ; works with 125cc pit dirt bike atv quad go kart power units Constructed with dense composite sheet ; holds consistent shape under sustained engine ; delivers even compression across contact areas Blocks internal oil seepage ; stabilizes engine pressure range ; supports steady power output at varying rotation speeds Single flat layer construction ; pairs with common engine hardware ; allows fast removal swap during cylinder Machine cut 54mm outer profile ; uniform material thickness throughout entire gasket body