Oregon 35-021, MUFFLER WHEEL HORSE 110771 & 774 Also Replaces: AMF: 54765, 54766 AYP: 101273, 101273M, 101273X MURRAY: 090330SEMA, 90330PA, 90330SE NOMA: 54765, 54766 ROPER: 101273M TORO-WHEELHORSE: 110771, 110774 WESTERN INDUSTRIES: 54765, 54766 Product Code:35021