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02 Sensor Placement #3200323 12/27/23 05:22 PM 12/27/23 05:22 PM
Joined: Sep 2006 Posts: 152 Minnesota R3 Racing OP member
R3 Racing OP member Joined: Sep 2006 Posts: 152 Minnesota	I am installing a Holley Sniper EFI on our dragster. Where in the header collector is the best location for the O2 Sensor? The collector is not long enough to install it per the instructions.

Re: 02 Sensor Placement [Re: R3 Racing] #3200326 12/27/23 05:39 PM 12/27/23 05:39 PM
Joined: Oct 2010 Posts: 2,407 Ambridge, Pa. R rickraw top fuel
rickraw top fuel R Joined: Oct 2010 Posts: 2,407 Ambridge, Pa.	Lengthen the collector just enough so the bung can be welded in.

Re: 02 Sensor Placement [Re: R3 Racing] #3201244 12/31/23 09:38 PM 12/31/23 09:38 PM
Joined: May 2011 Posts: 4,489 northern,Ohio,USA C Clanton master
Clanton master C Joined: May 2011 Posts: 4,489 northern,Ohio,USA	I put my O2 in the leanest pipe but I am not EFI. GOTBOOST!New improved with Victor heads. http://www.enginelabs.com/mopar-big-bloc...t-of-necessity/

Re: 02 Sensor Placement [Re: Clanton] #3201250 12/31/23 09:58 PM 12/31/23 09:58 PM
Joined: Jan 2003 Posts: 19,363 Las Vegas Al_Alguire I Live Here
Al_Alguire I Live Here Joined: Jan 2003 Posts: 19,363 Las Vegas	Put it in the collector. The readings will not be accurate at idle but will be fine at full throttle which is what matters "I am not ashamed to confess I am ignorant of what I do not know." "It's never wrong to do the right thing"

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