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Fuel Lines - Inside?


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#1 L.Hurst

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Posted 24 March 2009 - 04:43 PM

I am planning where and how to put the new lines from the rear to the front, brake line, fuel line and battery line.

I am quite interested to put the fuel lines inside the car into the floor using the grooves in the shell. As I am going for the rally look rebuild, well some bits.

But what I am wondering is:

Will this have any affect on MOT?

What fuel lines and brake lines will I need to use being inside the car? any special line?

Has anyone else done it, and have any photos.

I think I remember seeing one person doing it on there project, but cant find that now.

Any help or advise would be great.

#2 JackMiniMad94

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Posted 24 March 2009 - 04:48 PM

i saw it on here too.. i think they were copper pipes but im not too sure either.. any particular size too??.. all of mine need replacing and i like the sound of this too! :proud:

#3 Guess-Works.com

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Posted 24 March 2009 - 04:55 PM

I have a feeling that they need to be armoured or double skinned ?

Last thing you need is a petrol pipe being broken inside the cabin.

#4 Waffs1984

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Posted 24 March 2009 - 05:04 PM

I'll be doing exactly the same as you, already got the battery cable and fuel line, just need the brake line and fittings.

For the battery cable it just needs to be american wire gauge 4 or thicker (the smaller the number the thicker the cable with ASG rating, so 2 gauge is thicker than 4 gauge etc). But the general message is that 4 gauge is the bare minimum, this is what normal battery cable is at the end of the day.

For the fuel line i got a reel of copper fuel line from minispares (about a tenner) and then just the 2.5" braded fuel pipe and clips to attach it both ends (to the tank and the fuel pump).

The brake lines you can get pure copper lines from any motor factors but it will not look shiny for long, what you want ideally is a type of line beginning with a K (my mate told me and i can never remember lol!) it looks duller in colour but is a copper alloy and lasts longer, easier to work with (not as brittle) etc.

As for the MOT not they do not have to be armoured or anything, my mate (same one as above) did this a couple of months ago to his Pug 309 GTi 'rally' car and it passed an MOT no hassle. I think all he did in the case of the Pug was put some plastic conduit (round silver stuff like you get for tidying PC cables etc) and tie-wrapped this around the lines where they ran along the inside of the passenger footwell to stop chafing by passengers/co-pilots feet!

Hope this helps, mine will be done at some point in the near future and i shall be posting some pics up! ;)

Matt.

#5 SolarB

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Posted 24 March 2009 - 05:07 PM

The brake lines you can get pure copper lines from any motor factors but it will not look shiny for long, what you want ideally is a type of line beginning with a K (my mate told me and i can never remember lol!) it looks duller in colour but is a copper alloy and lasts longer, easier to work with (not as brittle) etc.

Matt.

Kunifer.

#6 Dan

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Posted 24 March 2009 - 05:51 PM

Yes, Kunifer. DO NOT use pure copper for brake lines.

To run a fuel line inside the car it must be rigid material (metal, not rubber and not braided) and have no joints inside the cabin. It must be one solid piece.

#7 mini_turbo_pete

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Posted 24 March 2009 - 06:14 PM

I'm running all lines inside my car, for fuel lines i've used 8mm & 10mm copper gas pipe (i'm running turbo so fuel lines are a little different) and just std copper brake pipe for the brakes, i've got them running down the tunnel inside being held in place by rubber insulated p clips. I've run my battery cable down the offside inner sill.

#8 joe_m

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Posted 24 March 2009 - 06:55 PM

I have a feeling that they need to be armoured or double skinned ?

Last thing you need is a petrol pipe being broken inside the cabin.


especialy if your a smoker ;)

#9 Waffs1984

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Posted 24 March 2009 - 07:54 PM

The brake lines you can get pure copper lines from any motor factors but it will not look shiny for long, what you want ideally is a type of line beginning with a K (my mate told me and i can never remember lol!) it looks duller in colour but is a copper alloy and lasts longer, easier to work with (not as brittle) etc.

Matt.

Kunifer.


YES! Kunifer, my god it's been driving me crazy all day trying to remember it lol! ;) Cheers!

#10 L.Hurst

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Posted 24 March 2009 - 09:14 PM

Does anyone have a pictures??? (pics say a thousand words)

Or direction to a thread which has done it...

I would like to see where people have placed it all, centre, or on the sides.

Also has anyone put the fuel pump in the rear near the tank to save space in the engine bay?

cheers

#11 Southy

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Posted 24 March 2009 - 10:32 PM

Here is a pic of my fuel, brake and battery cables running through the car.

The shell is an MPi, and they have been placed in the passenger side running along where the main loom for the rear runs and also the seat belt pre-tensioners cables ran.

Posted Image

Edited by Southy, 24 March 2009 - 10:33 PM.


#12 L.Hurst

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Posted 24 March 2009 - 11:17 PM

Awesome, thanks for that pic.


So the two pipes on left of pic are the fuel and brake lines, and the red is the battery??

Where have you put the wiring for the rear?

anymore pics anyone? of maybe someone who has put them down the centre?

#13 Southy

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Posted 24 March 2009 - 11:30 PM

I placed the loom for the rear up through the A pillar and and down the C' pillars as im using a custom made loom so had it made to fit.

Yeah the two lines on the left are brake and fuel, the brake is the smaller one of the two on the left in 8mm and the fuel line is 10mm.

Then there's the battery cable on the right.

#14 Southy

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Posted 24 March 2009 - 11:39 PM

Here is a couple more pics of the lines, on the first one you can see the fuel line running through the car and under the crossmember, both the fuel and battery cable exit through the bulkhead through the passenger side box section where as the brake runs accross and exits out behind the pedals.

Posted Image

On this second pic, you can see where the fuel line exits on the heel board and runs into a piece of flexi pipe into the boot too connect too the pump located in the spare wheel well. The brake line cross the exhaust tunnel inside the car and exits on the drivrs side of the heel board so its less distance to the 'T' on the rear subframe.
Posted Image

On this final pic, on the right you can see where the fuel pipe exits through the box section in the bulkhead, from here I ran flexi pipe onto the carb.
Posted Image




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