Subject	Re: Has anyone used a Walbro 450 fuel pump with the stock wiring
Posted by	Buckaroo Banzai on August 20, 2025 at 8:34 PM
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In Reply To	Has anyone used a Walbro 450 fuel pump with the stock wiring posted by DVDBURN (MD) on August 20, 2025 at 12:31 PM
Message	I have one with the bypassed FPC but stock wiring otherwise. The only issue I ran into was it overpowering the check valve in the hanger plumbing so it ran super lean in low RPM and in vacuum. Bypassed that thanks to Seb's advice and it has been fine since.
Follow Ups	Has anyone used a Walbro 450 fuel pump with the stock wiring - DVDBURN (MD) 12:31:57 08/20/25 I have prepped mine to do this - MyBlueZ 18:18:13 08/20/25 Only new wire I ran was a direct ground. The rest is factory (n/m) - Drk93TT 18:28:45 08/20/25 Can you expand on your direct ground wire? - Mongoose 09:35:23 08/22/25 I had a loose PIN on the ECU connector - Drk93TT 20:08:01 08/26/25 Fantastic read, thanks for the link! (n/m) - Mongoose 21:12:15 08/26/25 Re: Has anyone used a Walbro 450 fuel pump with the stock wiring - Buckaroo Banzai 20:34:13 08/20/25 Thanks for the info guys. I appreciate it. (n/m) - DVDBURN (MD) 08:23:34 08/23/25
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