Originally Posted by
Terry McCassey
The giveaway is the top skin. By the time the IX's were coming off the line, they had thickened up the top skins negating the need for the 2 strengthening strips across the wheel area. AB910 has the universal C wing with the 2 angled alloy reinforcing.
Though most, if not all, sources refer to AB910 as a
Vb rather than a Vc. Was the C wing retrofitted at some point during its lifetime ?