06-12-2010, 06:34 PM #1
fuel question.. rxp 2004 with some mods
I have a question..
The stock fuel pump in my rxp 04.. where is the limit?
before i must change it..
06-13-2010, 03:05 AM #2
with fuel pressure regulator you will probably need to upgrade past 70 psi. but with bigger injectors you are fine
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