'96 Johnson 150 VRO Type Fuel Pump Repair

midsized johnson

Petty Officer 2nd Class
Joined
Jul 28, 2005
Messages
155
I just replaced the "spoke" diaphragm in my son's VRO fuel pump (not using VRO). Is this fuel delivery, or for oil from the tank? It had fuel in it when I took it apart, but not sure how that pump works. Doesn't seem like two diaphragms would be necessary.
Motor was falling on its face and not getting RPM's so it seemed logical to take the pump apart. Only thing that looked bad was that diaphragm.
 
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