Subject	What's your fuel pump setup? Single Walbro 485?
Posted by	MixManMash on January 17, 2017 at 4:00 PM
	This message has been viewed 341 times.
In Reply To	Flex fuel sensor issues posted by Zvil (FL) on January 17, 2017 at 11:43 AM
Message	Sounds like you need more fuel flow. Have you increased the size of your fuel lines from/to the fuel tank?
Follow Ups	Flex fuel sensor issues - Zvil (FL) 11:43:03 01/17/17 What's your fuel pump setup? Single Walbro 485? - MixManMash 16:00:49 01/17/17 Stock fuel line and filter, 1 walbro 485 - Zvil (FL) 16:38:43 01/17/17 12s seem lean for running ethanol (E85). I think I - MixManMash 19:27:57 01/17/17 I agree that I need another fuel pump - Zvil (FL) 19:47:59 01/17/17 12:1 is fine if it's 35% ethanol. - MixManMash 21:42:48 01/17/17 But isn't that the beauty of a flex fuel sensor? - Zvil (FL) 07:18:25 01/18/17 Sure. (n/m) - MixManMash 07:44:42 01/18/17 yep i run them on the supply side. Signal gets choppy on the - Dane (Houston) 20:08:20 01/17/17 the reason it's on the return is that's what haltech recomme (n/m) - Zvil (FL) 05:49:30 01/18/17 It's recommended to go in the return line because it's a - dogpile 06:39:26 01/18/17 Roger that, just hoping to save someone else the - Zvil (FL) 07:01:36 01/18/17 Is this a common issue you've noticed ? - Stanky 09:58:50 01/18/17 Did you log differential fuelpressure by any chance? - kickerzx 15:12:49 01/18/17 I tried running a fuel pressure sensor in the past - Zvil (FL) 17:08:02 01/18/17 Get a new sensor here... - kickerzx 07:30:25 01/19/17 Oh. Forgot to mention. - kickerzx 07:39:47 01/19/17 I would question the accuracy of the fuel sensor - Zvil (FL) 10:23:03 01/19/17 No the sensor is solid. No question about it... - kickerzx 12:16:57 01/19/17 500hp for everyone! - Zvil (FL) 10:57:27 01/19/17 On e85 you might reach mbt before you knock - kickerzx 12:21:33 01/19/17 you're right but we were on e35 on the dyno (n/m) - Zvil (FL) 12:49:54 01/19/17 So there is so little flow that the fuel drains out of the - not4resaleZ 10:07:18 01/20/17 I bet you putting the sensor in the supply line doesn't - MixManMash 13:33:53 01/20/17 From what I've been told and what I've read - Adam675 14:10:45 01/20/17 Oh wow. That's interesting. (n/m) - MixManMash 14:55:48 01/20/17 if anyone's still paying attention to this post - Zvil (FL) 23:24:20 01/21/17
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