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Any reason not to set base fuel psi at 60 with 60lb injectors

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Old 05-26-2009, 10:12 PM
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Default Any reason not to set base fuel psi at 60 with 60lb injectors

Installing my fuel system is there any reason to not set the base psi of the fuel system at 60 which will give me 72 psi with my boost ref?


injectors are 60lbs need to get a little more out of them
Old 05-27-2009, 10:44 AM
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No but the more psi you get out of the pump the less volume you get as well....catch 22

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Old 06-14-2009, 12:55 PM
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Ok thank you. I have plenty of pump but injectors are little small so this should work great. what size are 60lb injectors = to at 60 psi

I might end up running the base at 65 Psi my return line is a little small and is raising the psi a little but wont know till i get it running

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Old 06-14-2009, 09:01 PM
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The standard 4 bar setup is 58psi. Since the 60# injector is approx a 63# already, it will be approx a 73# at 58psi or about 74# at 60psi. This will get you to approx. 900rwhp if boost referenced. If you are planning on more power than this, you are looking at the wrong injector. Also if you need to exceed 70psi, you should be looking at a bigger injector & running with a lower base pressure. This will be easier on the entire fuel system in the long run.

Feel free to call if you would like to discuss in more detail.



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