Wimble Toot
Banned
There was a proposal to build the Mirage III under licence fitted with a Spey.
That was the Mirage IV nuclear bomber with two Speys
The Australians built a Mirage III with the Avon engine used in the EE Lightning.
https://www.secretprojects.co.uk/forum/index.php?topic=29163.0
It's disputed, but apparently it could supercruise.
Even if it couldn't, my work here is done.