Gasket And Diaphragm Kit / Zama GND-12Pack Size:1Zama GND-12NHC 203-5857, Oregon 49-851, Oregon 49-855, Prime Line 7-08080, Sunbelt GND-12, Sunbelt B1GND12, Tilton ZGND12Homelite 245, ST-155, 175, 285, 385, HB180, HT-17 andBP-250; Zama C1U, LE-H55, LE-H56 carburetors Not compatible with greater than 10% ethanol fuel