MK3.5 1.6 Si, identify this fuel pipe?

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MK3.5 1.6 Si, identify this fuel pipe?

Postby Mav Singh on Sun Nov 29, 2015 11:25 pm

hey all here is a pic where I have marked a red circle over 2 small pipes that seem to come from the fuel filler neck pipe to the fuel tank. the 2 pipes in question on my car have been rubbed through by the rear wheel and cut through now. this happened when I had a rear end hit many years ago.
question is what is the purpose of those 2 pipes? I do know if I do a full tank right to the filler neck then petrol leaks out of those pipes.
how can I fix them? or do I have to replace the entire filler neck pipe and assembly?

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1.6 si
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Re: MK3.5 1.6 Si, identify this fuel pipe?

Postby johnny123 on Thu Dec 03, 2015 9:08 pm

of the two thin pipes one goes to the very top of the tank the other goes to the front of the car with a joint at the bulkhead then on to the charcoal filter you can cut and join them no problem
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Re: MK3.5 1.6 Si, identify this fuel pipe?

Postby Mav Singh on Tue Dec 15, 2015 4:16 pm

thanks for the reply. how do i join it? do the pipes carry any sort of pressure? is it petrol in them or vapours?
1.6 si
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Re: MK3.5 1.6 Si, identify this fuel pipe?

Postby rs2kmk5 on Mon Jan 25, 2016 9:20 pm

They don't carry any pressure in real terms, but should be airtight in the same way you would a vacuum pipe. On Escorts there's a basic valve that sits on one of these lines which if the car rolls it prevents fuel from leaking via that line.
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Re: MK3.5 1.6 Si, identify this fuel pipe?

Postby Mav Singh on Sat Apr 16, 2016 3:05 pm

will get this sorted when the weather gets better hopefully next month.
1.6 si
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