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Walbro 255- with stock ej22t fuel regulator?

BoostedBalls
in 1990 to Present Legacy, Impreza, Outback, Forester, Baja, WRX&WrxSTI, SVX

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I searched first and found nothing about upgrading the fuel regulator when upgrading to the Walbro 255. I would hate to hook up the Walbro 255 only to find out that my fuel pressure regulator can't dump the extra fuel fast enough.

 

Have any of you Walbro users tested the fuel pressure at idle?

I searched first and found nothing about upgrading the fuel regulator when upgrading to the Walbro 255. I would hate to hook up the Walbro 255 only to find out that my fuel pressure regulator can't dump the extra fuel fast enough.

 

Have any of you Walbro users tested the fuel pressure at idle?

 

It's fine.

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