Kindof confused please help!
Got some new injectors from a dodge neon 4-hole and put them in my fuel rail....now they don't fit....I thought this was what suppose to go in from the tons of post I was reading. Should I put the old ones back in (I really don't want to because they have a small crack) or is there a way to get these in and still be ok?
Senior Member
Joined: Apr 2012
Posts: 638
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From: Huntsville, Tn
Year: Different Years (I have several XJ's)
Model: Cherokee
Engine: 4.0 HO
Got some new injectors from a dodge neon 4-hole and put them in my fuel rail....now they don't fit....I thought this was what suppose to go in from the tons of post I was reading. Should I put the old ones back in (I really don't want to because they have a small crack) or is there a way to get these in and still be ok?
Moderator CF K9-unit
Joined: Apr 2012
Posts: 5,842
Likes: 12
From: Alaska
Year: 2000 sport
Model: Cherokee (XJ)
Engine: New 4.0l from s&j engines
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Originally Posted by Hoenestly
they dont go in the holes, like they are to short
Senior Member
Joined: Apr 2012
Posts: 638
Likes: 0
From: Huntsville, Tn
Year: Different Years (I have several XJ's)
Model: Cherokee
Engine: 4.0 HO
CF Veteran
Joined: Feb 2016
Posts: 3,683
Likes: 8
From: Northern New Mexico
Year: 1999
Model: Cherokee
Engine: 4.0
Alright so since I didn't want to modify my fuel rail or put anything back (because the old injectors were cracked), I walked down to my buddy's house and asked him what he thought. Turns out his daughter had a junked dodge caravan that they were gonna sell for parts I asked if I could look at injectors and see and he said sure.
For some reason, the car didn't have 6 injectors....I was very confused lol, but anyway, I got five nice injectors that fit my vehicle and they were 4 hole. Long story short I only had 5 good ones so I walked home to contemplate my plans. I had one non-cracked one hole injector and I cleaned her up nice then I took the 5 injectors and 1 stock injector and put them back in. reset the computer etc......... started her up and she sounds nice.......NOW MY QUESTION IS how bad is this to have that one injector 1 hole and the others 4. Lol I know this is a long story, but to understand You have to hear the whole thing. Thanks!
For some reason, the car didn't have 6 injectors....I was very confused lol, but anyway, I got five nice injectors that fit my vehicle and they were 4 hole. Long story short I only had 5 good ones so I walked home to contemplate my plans. I had one non-cracked one hole injector and I cleaned her up nice then I took the 5 injectors and 1 stock injector and put them back in. reset the computer etc......... started her up and she sounds nice.......NOW MY QUESTION IS how bad is this to have that one injector 1 hole and the others 4. Lol I know this is a long story, but to understand You have to hear the whole thing. Thanks!
Newbie
Joined: Dec 2016
Posts: 27
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From: Fort Bragg, NC
Year: 1998
Model: Cherokee
Engine: 4.0L
I don't know as far as "how bad" but I would say your efficiency of burn will be the biggest difference. After driving it a little while just pull a plug from one of your 784s and then the OEM injector plug and compare your burn patterns. I would certainly pick up another 784 when you have the chance if I were you. My OCD would kill me even if they were equally as efficient.
I don't know as far as "how bad" but I would say your efficiency of burn will be the biggest difference. After driving it a little while just pull a plug from one of your 784s and then the OEM injector plug and compare your burn patterns. I would certainly pick up another 784 when you have the chance if I were you. My OCD would kill me even if they were equally as efficient.



