Stens 615-220 Carburetor Kit Replaces: Zama rib-105 Fits models: Zama: c1q-s75, a; c1q-s76, a; c1q-77, a; c1q-s84, a-b; c1q-s85, a-b; c1q-s86, a-b; c1q-s87, a-b; c1q-s89, a-b; c1q-s09, a; c1q-s102 Carburetors Ethanol: not compatible with greater than 10% ethanol fuel