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Old 06-19-2012, 12:04 PM   #27
juanmedina
Scooby Guru
 
Member#: 133146
Join Date: Nov 2006
Location: SC
Vehicle:
07 FPgreen 7.37@95
WRX VF39+E85 12.0, 121mph

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Quote:
Originally Posted by lancelucas View Post
You probably never even maxxed out the 255 if you are still on factory wiring...

Sure, adding a 2x sized pump likely helped, but doesn't change that the factory wiring delivers reduced voltage than battery and is amperage limited.
My walbro 255lph was leaning out up top at 500whp, I wasn't able to run richer than 12.0 AFR at redline
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