how much hp will it support

02blackfoci

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Dec 9, 2004
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spring tx
Ok fellas I have a new to me 2003 cobra that has a few upgrades and I was wondering what the fuel system will support. im goin to have 2 tunes one for e85 which I will primarily use and another for 93. Below I have listed what the system consist of so any input or educated guesses?

return style fuel system
Fore precision works billet dual hat with 2 Gss 340 walbro high pressure fuel pumps
-8 push lok hose feed and return
Fore precision billet fuel rails
siemens 60lb injectors
 

KrisR

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The injectors will limit you to something like 500 to maybe 525rwhp range on e85. A set of 80s will get you to around 700whp on e85
 

RTCOBRA2964

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I believe the 340 pumps have had issues with E85. Not completely sure but do a search.
 

cozmo2806

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GSS 340's are a 255lph pump IIRC. On 93 that setup will support 650-700 rwhp. On e85 it will fall short of where you want to be.
 

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