Brand 
Continental
Engine Model 
TSIO-520-N5B
TSIO-520-N6B
TSIO-520-N8B
TSIO-520-NB5B
TSIO-520-NB6B
TSIO-520-NB8B
TCM FUEL MANIFOLD 634326-12A5
TCM FUEL MANIFOLD 634326-12A5
TCM FUEL MANIFOLD 634326-12A5
Footnotes 

This listing is for reference only.  For specific application information, or if there is any doubt about an application, refer to the aircraft equipment list or contact the engine manufacturer.

The application should be verified by type certificate data, as many engine models may use more than one P/N in different airframe installations.

Representative image only, actual item features may vary.