The two missions of 26 September 1942 had been flown in Bf 109G-2/Trops, in one of which Marseille had shot down seven enemy aircraft. The first six of these machines were to replace the Gruppe's Bf 109Fs. All had been allocated to Marseille's 3 Staffel. Marseille had previously ignored orders to use these new aircraft because of its high engine failure rate, but on the orders of Generalfeldmarschall Albrecht Kesselring, Marseille reluctantly obeyed. One of these machines, WK-Nr. 14256 (Engine: Daimler-Benz DB 605 A-1, W.Nr. 77 411), was to be the final aircraft Marseille flew