Fueling & Injection Fuel Pumps | Injectors | Rails | Regulators | Tanks

cutting a trap door?

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Old Jun 22, 2007 | 08:45 PM
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Default cutting a trap door?

what are u usong to do it? almost seems as though a cutoff wheel would throw too much sparks around that whole flammable liquid that is is there
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Old Jun 22, 2007 | 09:35 PM
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u really trying to do the trap door?

i honestly think its easier to drop the tank...i did mine.
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Old Jun 22, 2007 | 10:09 PM
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(Post #1)
Fuel Pump Access Door Installation
http://www.geocities.com/formulapower2/fuelpump.html

That link should tell you all you need to know!









Not as detailed as that but this is another source:

http://www.ls2.com/forums/showthrea...p;threadid=1792

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Old Jun 22, 2007 | 11:14 PM
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Originally Posted by SS SLP2
(Post #1)
Fuel Pump Access Door Installation
http://www.geocities.com/formulapower2/fuelpump.html

That link should tell you all you need to know!

Not as detailed as that but this is another source:

http://www.ls2.com/forums/showthrea...p;threadid=1792

E
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Neither of those links work. I'd like to see this too.
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Old Jun 23, 2007 | 07:33 AM
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I used a cutoff wheel on mine with no problems. Yeah, there were sparks, but you can control where they go by angling the wheel. Most the sparks are in the cabin and not underneath.
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Old Jun 23, 2007 | 09:40 AM
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there's no flammable liquids exposed in that area unless you have a fuel leak. If that's the case you have more problems than just a pump. There's a couple of good articles with measurements etc. that have been posted over on www.thirdgen.org if you want to do a search.
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Old Jun 23, 2007 | 01:54 PM
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I used a dremel. Worked very well.
Here is a fun little video i make when i was done.
Enjoy!!!!!!!!!!!!!!!!

http://video.google.com/videoplay?do...14589991027401
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Old Jun 24, 2007 | 08:05 PM
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Originally Posted by ZL1Killa
u really trying to do the trap door?

i honestly think its easier to drop the tank...i did mine.

Are you kidding me? No way having the trap door is SOOO much better. Especially if you gotta swap your pump out anytime down the road it will be that much faster the next time around because you will already have an access panel cut.

It's way simple to do I don't know why people make such a fuss about it. **** almost all new cars come with an access panel for the fuel pump. I used a big 4" grinding wheel when I cut mine because it was taking way too long using small little dremel cutoff wheels. Just gotta be careful not to let the disc go too deep. I didn't have any problems though.
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Old Jun 24, 2007 | 10:01 PM
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As ive stated in the past on this topic, we modify everything on our cars to make them better. Its better to be able to get your pump out in 5 minutes. Why not do it? I could understand if it was a totally stock car that was rare. But for modified cars that might need diagnosing every once in a great while its a good idea.
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Old Jun 25, 2007 | 01:15 PM
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Here is a thread with pics of where I cut and what I did... it's in the sticky at the top of the forum: https://ls1tech.com/forums/fueling-injection/615108-my-twin-walbro-s-01-t-pics-schizz.html
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Old Jun 25, 2007 | 01:45 PM
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If you do do the trap door method, Make shure you know where the general location of your fuel pump is before you cut! You fuel pump might be in a different location than that LT1 Racetronix link.
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Old Jun 25, 2007 | 02:18 PM
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the tarp door works great and its pretty quick and simple. i used a dremel also and has alot of sparks but nothing happened. im glad i did it especially when my fule pump went out 2 weeks after i put it in. just make sure you know where your cutting and dont get ahead of yourself
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Old Jun 25, 2007 | 02:43 PM
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Originally Posted by ls2 bait
what are u usong to do it? almost seems as though a cutoff wheel would throw too much sparks around that whole flammable liquid that is is there
That Flammable Liquid that is enclosed in a Tank and sealed off...
If you cut it without cutting the Lines then you will be alright..I had about 3/4" clearance..
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