Brand 
Continental
Engine Model 
IO-520-C
IO-520-CB
IO-520-CB2B
IO-520-CB3B
IO-520-CB5B
IO-520-CB6B
IO-520-CB7B
IO-520-CB8B
IO-520-CB9B
TCM METERING VALVE 629904-2A6
TCM METERING VALVE 629904-2A6
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.