Parts list: № Number Qty Name Options 1 AR38397 1 MUFFLER EXTENSION WITH CLAMP 2 19H1849 1 Cap Screw 5/16" X 1-1/4" 3 AR38398 1 CLAMP WITH SCREW 4 12H303 1 Lock Washer 5/16" 5 14H785 1 Nut 5/16" 6 M3442T 1 CLAMP Next page: 15-4 FOOT THROTTLE [B24] 15-5 HAND THROTTLE (SERIAL NO. -72940) [B25] 15-6 HAND THROTTLE (SERIAL NO. 72941- ) [C01] 15-7 GOVERNOR ASSEMBLY (GASOLINE) [C02] 15-3A MUFFLER AND MUFFLER EXTENSION (SPARK ARRESTING) [B23] 15-3 VERTICAL MUFFLER AND MANIFOLD (GASOLINE) [B22] 15-2 VERTICAL MUFFLER AND MANIFOLD (DIESEL) [B21] 15-1A AIR INTAKE (DIESEL) [B20] 15-1 DRY-TYPE AIR CLEANER [B19]