Daimler-Benz DB 606D Engine
A variant of the DB 606 engine, featuring a redesigned combustion chamber and other improvements for increased power output, intended for the Dornier Do 335 but not widely deployed due to production constraints.
Daimler-Benz DB 2020B Engine
A variant of the DB 2020 engine, featuring a redesigned combustion chamber and other improvements for increased power output, intended for the Junkers Ju 388 but not widely deployed due to production limitations.
Daimler-Benz DB 610B Engine
A variant of the DB 610 engine, featuring a redesigned combustion chamber for improved efficiency, used in the Messerschmitt Me 262B.