AND
MODEL
INDEX
BN-639A/BN-639B/BN-639C
| Part Number | Inlet | Outlet | Length | Air | OEM # |
| BN-639A | 2 bolt spin | 2 bolt spin | 14 1/4" | w/air on front | 1108825900 |
| BN-639B | 2 bolt spin | 2 bolt spin | 20 1/2" | w/air on side | 1118025500 |
| BN-639C | 2 bolt solid cast iron | 2 bolt spin | 15 1/4" | w/air on side | 1118059500 |
|
measurements required |