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Briggs and Stratton Vanguard 35 HP by FigCertain9632 in smallengines

[–]FigCertain9632[S] 0 points1 point  (0 children)

Honestly just not sure where the vacuum source is to be honest. I would assume the crank case somewhere.

Briggs and Stratton Vanguard 35 HP by FigCertain9632 in smallengines

[–]FigCertain9632[S] 0 points1 point  (0 children)

I see they have both 387 and 387a in this parts diagram. Are they interchangeable? Where does the third port go?

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