part id help please

[eightball]

the carb cover,item 2, at the following address is connected to a part via a hose connected to item 3, a nipple. what component is this carb connected to ? and what does it do ?


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[haffiman37]

On electric start models it is connected to the primer solenoid.
(See 2001, Johnson 30 Electric start, intake manifold, primer solenoid)

 

[eightball]

thx for the response. can't understand why that part would not be listed with carb's.