Brand new high performance Mikuni VM24 28mm carburetor<br>It will increase the horsepower and airflow for your pit bike and ATV.<br>Fits : 125cc 138cc 140cc 150cc 160cc 4 stroke engines Dirt bikes Pit Bikes<br>Intake Diameter: 28mm<br>Air filter mount: 40mm/43mm (inner/outer)<br>Please carefully check out the size from the pictures for compatibility