You want to fly single engined?
Here are some specs from a Bf 110 D-E distance manual with 2x500kg Bombs and additionally 2x400l fuel in ventral tanks. Means 2070l fuel.
Release date 21.2.1941
d-e one engine.jpg
Of course you ditch bombs and tanks in an emergency, so fuel would be 1270l max.
Einmotorenflug = One engine flight
Höhe = altitude
Ladedruck = boost
Drehzahl = rev/min.
Verbrauch = fuel consumption
Geschwindigkeit = TAS
ohh and 87 octane.