General Dynamics/Convair 640, 1963

[Planejunk1944]

Here’s some information on the General Dynamics/Convair 640, 1963.

 

[BlackBat242]

The 640 designation was reused in 1965 for a conversion from a Convair CV-340 or -440 with Rolls-Royce Dart turboprop engines with four-blade propellers.

In 1967 Convair tried again with the 660 project: https://www.secretprojects.co.uk/threads/convair-660-short-haul-twin-jet.26085/

 

[Planejunk1944]

The 640 designation was reused in 1965 for a conversion from a Convair CV-340 or -440 with Rolls-Royce Dart turboprop engines with four-blade propellers.

In 1967 Convair tried again with the 660 project: https://www.secretprojects.co.uk/threads/convair-660-short-haul-twin-jet.26085/

 

[Planejunk1944]

Here’s a couple of photos I found. Sorry for the bad photo of the negative.