Yep, my fuel line vent was routed bad and had fuel in it. Timing was a little off as well. Thanks!
Still a little surge when I bring up the RPMs in my driveway, but now thinking it may be because no load on the out drive?
Still have a secondary fuel filter.
Put a full tank of fresh gas in.
Fuel pump is working well and was recently replaced.
Carb had air fuel mix set at about one full turn out both screws. Was set there when it was running good.
Not familiar with the AS valve?
Fuel vent is a good place to...
I put a new engine in my 1991 Mercruiser 4.3L. Engine was running great for a couple hours, then moored for about 20 minutes. Decided to go one more time and all of a sudden the engine was hard starting. Made some adjustments just to get it running and then it started surging under load.
Got it...
Yes, connected directly to the battery with a relay. It fills up a gas can really fast not connected.
To answer the other questions above, I adjusted the needle valves as well with the same result. I did purchase a fuel pressure gauge to put in line, but won't see it till tomorrow.
1409 Carburetor 600 CFM AFB-style 4 Barrel Square Bore Electric Choke For Marine carburetor.
The old engine had a mechanical fuel pump. I got a new engine, but needs an electric fuel pump for it. The fuel isn't getting to the carburetor at all. S/N 0C765875
I'll need to put a pressure...
I am installing a new Carter P4389 electric fuel pump after an engine replacement on my Mercruiser 4.3L. The pump works fine as long as it is not connected to the carburetor. What could be the issue? Thanks!
