Wilo WJ 301 (401) water pump Diffuser + Venturi Ejector (Godzilla kit)

Godzilla diffuser for pumping unit Wilo WJ 301 (401), Sprut aujs 110, Marina CAM 95/25,

Internal cavity size (under the impeller) 138 mm,
External dimension 165 mm,
Total height 150mm with venturi tube