0 E . ▁XP - 6 0 C ▁Curt iss ▁Model ▁ 9 5 C ; ▁planned ▁for ▁Ch rys ler ▁XIV - 2 2 2 0 ▁engine , ▁built ▁with ▁R - 2 8 0 0 - 5 3 ▁and ▁contra prop ; ▁arm ament : ▁six ▁. 5 0 - cal ▁M G . ▁One ▁built . ▁Reb u ilt ▁as ▁XP - 6 0 E ; ▁original ▁XP - 6 0 E ▁re built ▁as ▁XP - 6 0 C . ▁XP - 6 0 D ▁Reb u ilt ▁XP - 6 0 . ▁Curt iss ▁Model ▁ 9 0 B ; ▁Pack ard ▁V - 1 6 5 0 - 3 ▁engine ; ▁crash ed ▁ 6 ▁May ▁ 1 9 4 3 . ▁XP - 6 0 E ▁Reb u ilt ▁XP - 6 0 B . ▁Curt iss ▁Model ▁ 9 5 D ; ▁R - 2 8 0 0 - 1 0 ▁engine ; ▁crash ed ▁January ▁ 1 9 4 4 . ▁XP - 6 0 C ▁re config ured ▁to ▁XP - 6 0 E ▁status . ▁Y P - 6 0 E ▁Mod ified ▁Y P - 6 0 A - 1 ▁with ▁b ubble ▁can opy . ▁First ▁flight ▁ 1 5 ▁July ▁ 1 9 4 4 ; ▁cancel led ▁ 2 2 ▁December ▁ 1 9 4 4 . ▁XP - 6 0 F ▁Pl anned ▁modification ▁of ▁Y P - 6 0 A - 1 ▁with ▁different ▁model ▁of