Super Jet Sbn base measurement

[Hillski]

Hi, does anyone have this measurement for 38mm sbn?

 

[CRJ]

should be the same for a 44 no? if yes i can find out for you tomorrow

 

[wanderer1]

58mm and way different from a SBN44

 

[Hillski]

Thanks guys, what's the measurement for 44mm out of interest?

 

[wanderer1]

75mm Center to center

 

[Hillski]

Dual 38 sbn's on kawa 650 manifold, thoughts?