> all the new support structure needed They will not require an "all new" support structure. The same basic facilities will work for any single-seat fighter-b

> all the new support structure needed They will not require an "all new" support structure. The same basic facilities will work for any single-seat fighter-bomber. The main things needed will be special tooling and ground carts. These are usually provided as part of the purchase package and may already be factored into the $20m price tag. > new ground radars Ground-based radar sets are irrelevant. > and data systems All those Soviet bird upgrades tear out every piece of of Soviet electronics and refit them with new, Western systems. Data links and similar systems will need to be upgraded anyway. On top of that, the Scorpion and the upgrade packages are going to use compatible data link technology, so an air force can even mix Scorpions with Soviet retreads.