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Fuel system upgrades for LS2 427

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Old Oct 28, 2006 | 06:30 PM
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Default Fuel system upgrades for LS2 427

What all needs to be completed prior to a LS2 427 install? I am thinking 255 intank fuel pump and 36 injectors. Is there anything I might be overlooking? Also, I was planning on just a fuel pump upgrade without the wiring upgrade will this be acceptable or not? I did not plan on removing tank to replace fuel pump. Thanks for your advice.
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Old Oct 28, 2006 | 07:29 PM
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I think that SVO type 36s would be fine and the intank seems good as well.
I have a moderate 402 and am only using 62% of SVO 42s with a 255. If I had it to do again I would use 36s.
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Old Oct 31, 2006 | 05:04 PM
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Anyone else have any opinions? Thanks see5
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Old Oct 31, 2006 | 05:11 PM
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I have the Racetronix fuel system. Their website claims to support 600rwhp/700rwtq. I've been told by members here that it should be fine for my 415 L92 that I plan to build. I sure hope so. I would think it would work on your application as well depending on how much power you plan on making. As far as injectors go, I was recommended 42s for a 402 build, but that was some time ago. I was recently recommended the same for the current motor I want to build. I'm not sure exactly how much power they support.
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