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-   -   neon injectors (https://www.cherokeeforum.com/f2/neon-injectors-51087/)

jeans 06-24-2010 10:37 PM

i dont mean to jack the thread...but does anybody know if the #703 injector from the 95-97 2.4L is a plug and play for a 97 xj? or should i be taking the connectors from the 2.4 as well as the injector?

side note...has anyone run into the issue of the ECU having to relearn the timing/duration of injection because of the differences in the two injectors? or are they rated the same, just the neon has more orifices?

sgtskid 06-25-2010 07:27 AM


Originally Posted by jeans (Post 581672)
i dont mean to jack the thread...but does anybody know if the #703 injector from the 95-97 2.4L is a plug and play for a 97 xj? or should i be taking the connectors from the 2.4 as well as the injector?

side note...has anyone run into the issue of the ECU having to relearn the timing/duration of injection because of the differences in the two injectors? or are they rated the same, just the neon has more orifices?

I have a 98 and they are direct plug and play for me. Should be for you as well.

Bustedback 06-25-2010 10:58 AM

The 2.4 and Neon 2.0 injectors are the same.

Bustedback 06-29-2010 10:38 AM

I checked my mileage after the injector swap, gained 1.5 MPG.

GreenClassic 06-30-2010 01:34 AM


Originally Posted by capndoodles (Post 580506)
Yep all 87-98 xj's take #0280155703 injectors from the 95-97 neon or stratus

Would they work on a '99?

sgtskid 07-01-2010 11:12 AM


Originally Posted by GreenClassic (Post 587524)
Would they work on a '99?

Not sure....at some point 99 or 00 Jeep switched the injector connector from square plug to round plug. The 703's are square.

Bustedback 07-01-2010 06:08 PM

Ok, the last tank of fuel averaged out to 17.8 MPG. Before the swap I averaged 15MPG, so a 2.8MPG gain is huge for a simple injector swap!

95XJ4.0 07-01-2010 06:19 PM

would this swap work for an H.O engine?

Char92dj8 09-12-2010 06:54 PM

Just to make sure what im reading is right, the neon injectors -0280155703 from 95-97 are a direct plug in to my 89 renix right?

nveon91 09-12-2010 07:07 PM

i did the 703 swap to find out that on my 2000 xj they r to short so i got 784 out of mid 90's stratus and they give better fuel mileage and response, revs up alot faster with no hesitation. they are direct plug and play with 4 hole instead of 1

CheapJeep95 09-12-2010 07:09 PM

i know you guys have been talking about this injector swap for the 4.0 but will this swap also work on the 2.5 in a 95 xj?? thanks guys

i love cheap upgrades!!:thumbup:

95THORxj 09-12-2010 07:59 PM

i beliieve that they would work. & u only need 4. less money.:party:

cherokeeaddiction23 09-12-2010 08:04 PM


Originally Posted by 95THORxj (Post 665872)
i beliieve that they would work. & u only need 4. less money.:party:

and easier to find in one car, so you dont have to go searching for two more :brows:

CheapJeep95 09-12-2010 08:55 PM

ok good to know.. i figured it would work fine. since the 2.5 is pretty much the same as the 4.0 just with 2 less cylinders.. so i figured the bore and stroke / injectors would be the same.. correct me if im wrong but isnt the reason why they injectors increase mpg / throttle response etc is due to the spray pattern right? cause ive read that our stock injectors have a one hole spray vs the neon 4 hole spray? thanxs for all the great input guys

ps i was born in manassas va too so good to see a fellow virginian... except now im a west virginian lol

Bustedback 09-12-2010 10:28 PM


Originally Posted by CheapJeep95 (Post 665990)
ok good to know.. i figured it would work fine. since the 2.5 is pretty much the same as the 4.0 just with 2 less cylinders.. so i figured the bore and stroke / injectors would be the same.. correct me if im wrong but isnt the reason why they injectors increase mpg / throttle response etc is due to the spray pattern right? cause ive read that our stock injectors have a one hole spray vs the neon 4 hole spray? thanxs for all the great input guys

ps i was born in manassas va too so good to see a fellow virginian... except now im a west virginian lol

Say hi to Mike O'Meara for me.


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