Briggs & Stratton 498148 MOTOR STARTER Grease Oil 139 333 000 139 333 000 Echo CS 451 Echo CS 452 Echo CS 501 Echo CS 501EVL Echo CS 550 Echo CS 60 Echo CS 601 Echo CS 60S Echo CS 610 Echo CS 602 Echo CS 670 Echo CS 6700 Echo CS 6701 Echo CS 6702 Echo CS 701 Echo CS 702 Echo CS 706 Echo CS 750 Echo CS 8000 Echo CS 8001 Red Max G560AVS Red Max G561AVS Echo CS 650 Echo CS 600 Echo CS 5500 Echo CS 660 Echo CS 510EVL Echo CS 5001 Only Briggs Stratton genuine parts are specially designed to exact OEM standards but using them ensures that the Briggs Stratton engine they are installed on complies with applicable (EPA) emission regulations