CHOKE TUBE (VENTURI) for WEBER 44 IDF (EMPI HPMX) or FAJS 40 IDF will fit latest Italy IDF, like 40 IDF 79 available size 26 / 28 / 30 / 32 / 34 mm Please check your outer diameter first! This is common mistake. We have 41. 9mm (this one) and 40. 9mm (another listing) Both can be in 40 IDF. Please leave size you need in message during order Price is for two pieces (one carburetor). Please read: This choke tube will fit genuine Italian, Spanish, Fajs 44 IDF and Empi 44 HPMX It will fit also Fajs 40 IDF, But will NOT fit early genuine WEBER 40 IDF! Outer diameter = 41. 9mm ( ~ 1"5/8).
eBay