D16y8 Ef swap !!

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Old Apr 4, 2016 | 04:30 PM
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Default D16y8 Ef swap !!

I need help figuring out what injectors I need to run on a d16y8 in a 1991 Honda Civic ex 5 speed and I wanna know if I can go straight to the mpfi swap with the y8 manifold please anything helps
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Old Apr 4, 2016 | 04:32 PM
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Default Re: D16y8 Ef swap !!

91EX already is MPFI
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Old Apr 4, 2016 | 05:00 PM
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Default Re: D16y8 Ef swap !!

Originally Posted by Sikocivic
91EX already is MPFI
My bad it's a dx or a base model but Ik its dpfi idk why I said ex it's a 91 Ef hatchback BASE
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Old Apr 4, 2016 | 05:02 PM
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Default Re: D16y8 Ef swap !!

Originally Posted by luis007
My bad it's a dx or a base model but Ik its dpfi idk why I said ex it's a 91 Ef hatchback BASE
You know anything to dpfi to mpfi?
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Old Apr 4, 2016 | 07:54 PM
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Default Re: D16y8 Ef swap !!

Did you get a DPFI to MPFI conversion harness? Are you still running a resistor box?
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Old Apr 5, 2016 | 06:45 AM
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Default Re: D16y8 Ef swap !!

should be pretty much plug n play easiest swap ever for any ef
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Old Apr 5, 2016 | 10:07 AM
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Default Re: D16y8 Ef swap !!

Originally Posted by Bently_Coop
Did you get a DPFI to MPFI conversion harness? Are you still running a resistor box?
No I have not pulled the motor out yet it is still the stock d15b1 no I did not get the conversion harness but Ik it's a obdo to obd1 and ik Im gonna run p28 but can I use y8 injectors I'm looking to not run a resistor box so Ik I need 92-00 injectors
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Old Apr 5, 2016 | 10:11 AM
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Default Re: D16y8 Ef swap !!

Originally Posted by 89brokendownEF
should be pretty much plug n play easiest swap ever for any ef
So I can do mpfi swap with y8 manifold ?
And I just wanna clarify what other wires I have to extend for the mpfi swap
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Old Apr 5, 2016 | 10:14 AM
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Default Re: D16y8 Ef swap !!

Originally Posted by luis007
You know anything to dpfi to mpfi?
Yes I have an idea I've never done wiring before but from all the reasearch Ik Ihave to swap wires at the ecu and extend like the map sensor and other things like that but any input and info and tricks will help thank you
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Old Apr 5, 2016 | 10:17 AM
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Default Re: D16y8 Ef swap !!

Originally Posted by luis007
Yes I have an idea I've never done wiring before but from all the reasearch Ik Ihave to swap wires at the ecu and extend like the map sensor and other things like that but any input and info and tricks will help thank you
anytime I search dpfi to mpfi it's just to change the manifold dizzy to si and the wiring is for people jumping to si **** I wanna know if I can do mpfi with y8 manifold and dizzy
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Old Apr 5, 2016 | 09:00 PM
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Default Re: D16y8 Ef swap !!

Are you answering your own questions?



Originally Posted by luis007
No I have not pulled the motor out yet it is still the stock d15b1 no I did not get the conversion harness but Ik it's a obdo to obd1 and ik Im gonna run p28 but can I use y8 injectors I'm looking to not run a resistor box so Ik I need 92-00 injectors
If you want to run 92-00 civic injectors you need to delete the resistor box. You can run an adapter like pictured below.

http://www.ebay.com/itm/Civic-CRX-Integra-Fuel-Injector-Resistor-Box-Delete-Plug-OBD0-OBD1-JDM-Vtec-ZC-/201554995432?vxp=mtr&hash=item2eed9d28e8
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Old Apr 6, 2016 | 04:33 AM
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Default Re: D16y8 Ef swap !!

Originally Posted by Bently_Coop
Are you answering your own questions?





If you want to run 92-00 civic injectors you need to delete the resistor box. You can run an adapter like pictured below.

Civic CRX Integra Fuel Injector Resistor Box Delete Plug OBD0 OBD1 JDM vtec ZC | eBay

Thank you i did not know I needed that anything you can think of that will help will be appreciated
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