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Fuel pressure drop with 100 shot

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Old Oct 2, 2013 | 04:13 PM
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sxracerb25's Avatar
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Default Fuel pressure drop with 100 shot

Alright I have a 2000 TA with an LQ4 L92 CNC heads and a TSP cam. It made 464 rwhp and now I'm putting a 100 shot on it. I have the racetronix fuel pump and hot wire kit. I'm using an HSW plate and when I hit the nitrous the fuel pressure dropped to around 45 or so from 60. The fpss cut it off but I'm not sure what to do. The racetronix pump with hotwire should be plenty for this setup right? Any ideas? I checked and didn't see any fuel leaks anywhere
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Old Oct 2, 2013 | 04:21 PM
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One thing that I would check is make sure the hose coming out of the pump doesn't have a tiny split in it. I have seen that cause a hard to diagnosis problem, Infact it happened on my personal truck.

Trey

Last edited by NitrousExpress; Oct 2, 2013 at 04:28 PM.
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Old Oct 3, 2013 | 11:02 AM
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Anyone else? Should a racetronix with hotwire be enough for this setup or does anyone think I need a bigger fuel pump?
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