How do you remove the fuel line on a Mercruiser 4.3L

desertjack

Cadet
Joined
Jan 21, 2013
Messages
7
I have a 2009 Mercruiser 4.3L. I need to replace the fuel line that goes from the fuel cooler to the fuel rail on the intake manifold. Does anyone know how to disconnect the fuel line at the fuel rail? Is a special tool needed? I've attached a picture of the connection.

Thanks.
 

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Bondo

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Apr 17, 2002
Messages
71,348
Re: How do you remove the fuel line on a Mercruiser 4.3L

I have a 2009 Mercruiser 4.3L. I need to replace the fuel line that goes from the fuel cooler to the fuel rail on the intake manifold. Does anyone know how to disconnect the fuel line at the fuel rail? Is a special tool needed? I've attached a picture of the connection.

Thanks.

Ayuh,.... Welcome Aboard,.... Yes, it takes a fuel line disconnect tool,...
 

bspeth

Senior Chief Petty Officer
Joined
Aug 30, 2013
Messages
760
Re: How do you remove the fuel line on a Mercruiser 4.3L

I think you need to depressurize the system first too.
 

Grub54891

Admiral
Joined
Jun 17, 2012
Messages
6,379
Re: How do you remove the fuel line on a Mercruiser 4.3L

You can get one of these at most any auto parts store. There are different sizes/types,just get the one that works for you.
image.jpg
 

desertjack

Cadet
Joined
Jan 21, 2013
Messages
7
Re: How do you remove the fuel line on a Mercruiser 4.3L

Thank you everyone for the helpful info. Will get the tool ASAP.
 
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