Fits: Intek Series 20-21 gross HP Lawn Mower Tractor
Briggs & Stratton 31L777, 31M977, 31Q777, 331707, 331777, 331807, 331877, 33M677 and 33M777
Combo Air Filter + Pre Filter
Briggs & Stratton 793569
John Deere GY21055 , MIU11511, 12673
Briggs & Stratton 793685
John Deere MIU11513
Air filter + Pre filter 80-30-138-CO cleans the air entering the carburetor.
Replace the air filter periodically
Let the engine cool before replacing this part. Wear work gloves to protect your hands.