AND
MODEL
INDEX
| Part Number | Sensor | Additional Info |
| BN-573C1 | w/out sensor | off set flange, oval body |
| BN-573C2 | w/sensor | off set flange, oval body |
| BN-573C3 | w/out sensor | off set flange, oval body, center bolt measurement is different than C1 & C2 |
| Measurements Required |
| number of bolts inlet; square or off set front flange; with or w/out air; with or w/out sensor; with or w/out manifold; round or oval body |