Briggs & Stratton, Replacement Carburetor Primer Bulb, Fits On The 475 & 500 Series B&S Engines As Well As Previous Classic, Sprint & Quattro Series B&S Engines, For Use On Brands Such As Craftsman, MT, Murray, Poulan & Many Others Equipped With The Listed Engines, DIY Version Of Briggs Service Part # 694394.
