£317M... I guess that will be the Tranche 3 jets only then.
https://www.defensenews.com/global/e...ronic-warfare/
Britain moves forward with its own Typhoon radar primed for electronic warfare
......The British plan to equip their 40-strong fleet of Typhoon Tranche 3 jets with the new radar but will decide at a later date whether to take up the option of fitting out the earlier Tranche 2 aircraft with the technology.......
The announcement of the next step in Britain’s intentions to go their own way with development of the Mk2 system comes just weeks after Typhoon national partners Germany and Spain revealed they were going ahead with the development and manufacture of the Hensoldt-led European Common Radar System Mk1 version.....
Although Britain and its partners have undertaken substantial work together on common AESA development work through the Euroradar consortium, the Mk2 is effectively a completely different product from the Mk1 forward of the common power supply......