Fuel pump noise

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Aug 16, 2012 | 06:18 AM

#11

Moddiction

Former Sponsor

Joined: Oct 2007

Posts: 28,698

Likes: 38

From: Mooresville, NC

^My tuner (Evans tuning) said to let it prime before starting as well.

Aug 16, 2012 | 06:23 AM

#12

sata3000

Registered User

Joined: Jan 2010

Posts: 2,114

Likes: 1

I prime my pump for some reason... not sure why.. Ive just always done it

Aug 16, 2012 | 06:37 AM

#13

wy2slow_z

Registered User

Joined: Sep 2009

Posts: 871

Likes: 0

From: 540

i think the 340s are quiet..

Aug 16, 2012 | 06:38 AM

#14

camuman

Joined: Oct 2002

Posts: 8,044

Likes: 6

From: South Florida

every tuner says this. its so the car gets the best chance to start on minimal cranks.

Aug 16, 2012 | 09:23 AM

#15

spectacle

Joined: Sep 2004

Posts: 4,894

Likes: 9

From: Tampa, FL

Aug 17, 2012 | 09:26 PM

#16

miguel329

Registered User

Joined: Feb 2011

Posts: 1,658

Likes: 0

Yes ive always prime before start aswell and full blown 340 is alot more quite then my old 255.

Aug 19, 2012 | 07:22 PM

#17

illestrolla

Joined: Apr 2010

Posts: 1,579

Likes: 13

From: Roc

I think my 340 is like a sheep when compared too a walbro...

Aug 20, 2012 | 08:38 AM

#18

herecomesboost

Joined: Mar 2005

Posts: 4,692

Likes: 6

From: Centreville, Va

I can hear the fuel pump for a split second before it's drowned out by the clicking of my MAC solenoid.

Aug 20, 2012 | 08:49 AM

#19

camuman

Joined: Oct 2002

Posts: 8,044

Likes: 6

From: South Florida

Quote:

Originally Posted by herecomesboost

I can hear the fuel pump for a split second before it's drowned out by the clicking of my MAC solenoid.

if you adjust the table that controls the mac solenoid the boost error duty table. i was able to stop mine from clicking all the time at idle by tweaking that table. fwiw

Aug 20, 2012 | 09:09 AM

#20

herecomesboost

Joined: Mar 2005

Posts: 4,692

Likes: 6

From: Centreville, Va

Quote:

Originally Posted by camuman

if you adjust the table that controls the mac solenoid the boost error duty table. i was able to stop mine from clicking all the time at idle by tweaking that table. fwiw

Good idea! Thanks for the tip.

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