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Howell fuel injection 77-80 vs 81-86

og48

Basic User
City
Amador City
State
Ca
I have the opportunity to buy a used Howell fuel injection kit for my 84 scrambler with the 4.2.
The problem is the fuel injection kit is for a 1972-1980 CJ. I was told it will not work. My question is why not? It’s seems like it would be compatible. I heard it’s a computer issue… Any insight would be helpful.
 

Rosco1974

Scrambler Junkie
BENEFACTOR
Gold Member
Lifetime Member
City
Oklahoma City
State
OK
It's likely the Duraspark wiring (direct vs through computer) and factory O2 sensor port in the manifold. Rewire the ignition direct. Should be simple to make it work. I say buy it.
 

certifiablejeep

Definitley Certifiable
Lifetime Member
City
Bedford
State
NH
I think it is the adapter as well... it more than likely is a 1bbl manifold on those and there is a 1bbl to 2 bbl adapter... you need the 2 bbl to 2 bbl adapter for what you are doing.

cb
 

HighSierra CJ

Scrambler Enthusiast
BENEFACTOR
Gold Member
Lifetime Member
SOA Member
City
Ducor
State
Ca
If you are required to smog your jeep, you will need to make sure that you get the compliant decals that come with the kit.
 

og48

Basic User
City
Amador City
State
Ca
Thanks for the responses. I think l am going to pull the trigger
 
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