Zenith double venturi jets

60ch

Junior Member
I am trying to find the flow numbers for the 28' double venture carb jets. Can anybody help with this? Thanks, Terry
 
According to Steve Pargeter's book jet sizes for the double venturi were idle 10, main 20, comp 18 , cap 19 . As flow rates ( 36") this translates approximately to idle 42-50ml/min, main 155-170ml/min, comp 130-145ml/min ( marginally weaker than later models), cap165-175 ml/min (marginally weaker than later models)
 
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