150 efi merc fuel issue

Nitro_boy

Seaman
Joined
Mar 17, 2009
Messages
62
I just got my boat back from the mechanic where I had an issue with one of my temp sensors so dumping fuel into cylinders. Boat ran great today really powered out of the hole and after sitting for a while I went to take off and she died. Bulb was soft as heck and took a lot to pump hard. After pumping it started right up and ran balls out. I tried about 8 or 9 takeoffs with no problems. I'm going to replace the bulb could my checkvalve be sticking? I figure with the fuel pump rebuilt this spring it had to be something else. Thanks guys.
 
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