Marquardt RJ43

The Marquardt RJ43-MA was a ramjet engine used on the CIM-10 Bomarc missile, the D-21 drone, and the AQM-60 drone.

They were engineered and built by the Marquardt Corporation.

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A sectioned RJ43-9 from a Bomarc missile at the San Diego Air & Space Museum annex Gillespie Field