However, I'm really doubtful about mixing bombrack and gunpods in one loadout. AFAIK, bombrack and gunpods were installed on planes for different purposes - bombracks for Jagdbombers (fighters-bombers), and gunpods for bomber destroyers.
Twister, which one do you mean?
MG 151/15 Motorkanone for Bf-109 F3;
MG 151/20 Motorkanone for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 1x Droptank for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2x Droptank for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2xMk 108 Gunpods for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2xMk 108 Gunpods + 1x Droptank for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2xMG 151/20 Gunpods for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2xMG 151/20 Gunpods + 1x Droptank for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2xWfr.Gr.21 for Bf-109 K4, K4C3;
MG 151/20 Motorkanone + 2xWfr.Gr.21 + 1x Droptank for Bf-109 K4, K4C3;
MG 151/20 Motorkanone (No MG131s) for Bf-109 K4, K4C3;
MG 151/20 Motorkanone (No MG131s) + 1x Droptank for Bf-109 K4, K4C3;
MG 151/20 Motorkanone (No MG131s) + 2x Droptank for Bf-109 K4, K4C3;
2xWfr.Gr.21 for Bf-109 K4, K4C3;
2xWfr.Gr.21 + 1x Droptank for Bf-109 K4, K4C3;
2x Droptank for Bf-109 K4, K4C3;
Bf 109G-6/Trop bomber destroyer with ETC (bombrack) carring 1x Droptank + 2xMG 151/20 Gunpods
http://5.blog.xuite.net/5/c/3/8/14251252/blog_467567/txt/17721925/104.jpgBf 109G-6 - Hptm. Ludwig Franzisket, Kommandeur I./JG 27 - Austria, 1944
http://www.luftwaffe39-45.historia.nom.br/ases/franzisket2_gr.jpg