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DiscountPirate · 11-24-2020, 09:20 PM

You can always do some bench testing without pulling pump by disconnecting fuel line at filter and jumping fuel pump to see if you can recreate the noise. Walbro usually have a whining sound alot louder than stock.

11-24-2020, 09:20 PM	#7
DiscountPirate Zilvia Member Join Date: Jul 2016 Location: SoCal Posts: 189 Trader Rating: (0)	You can always do some bench testing without pulling pump by disconnecting fuel line at filter and jumping fuel pump to see if you can recreate the noise. Walbro usually have a whining sound alot louder than stock.