Quote:
Originally Posted by Racer x
Not all automotive systems have fuel return. Junk builds up in the fuel rail after a couple years. I think it was on Chevy's. But it has been a while.
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Those cars have the regulator right in the fuel filter so there is a return in the system but you don't see it happening because it is right in or at the tank. This FI conversion kit definitely needs a return hose which will be flowing quite a bit of volume. Maybe 1 liter/ minute.