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Old 04-15-2016, 08:04 PM   #8
backyard
Gone Wild
Columbia
 
Join Date: Jun 2015
Location: East TN
Posts: 525
Default Re: Electric fuel pump

If you have the stock carb, it is a Walbro WHL 11.

Let's play out your scenario:
You turn on the key. Electric fuel pump comes on. Before the engine even cranks you have fuel pouring out of the carb overflowing into the air clearner.

Now. There is only one thing that keeps the fuel pump pressure (electric or vacuum pump or gravity feed or any other kind of pump) out of the bowl and that is the float needle valve. Your float needle valve isn't seating which is allowing the fuel to flood the bowl and passages and run out of the orifices of the carb.

You will have to take your carb apart and check the condition and/or adjustment of the float and float needle valve. More than likely you're going to need a rebuild kit. The carb kit for the WHL 11 is: K1-WHL

Another option is to buy another carb.
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