1999 2500 7.4l misfire

any help with a misfire in cylinder 1 and 8. changed distubuter,distibutor cap,rotor,plugs, wires,injectors,fuel wire harness still a misfire on 1 and 8. No codes on computor. Compression fine, thinking possible ecm.

Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload
changed injectors and ?? fuel wire harness. Plse clarify.
You have distributor with cap & rotor on 1999, not DIS?
ultra2 wrote:

Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload
Yes we changed 4 fuel injectors that were reading low and also put a new fuel harness on because the old one was reading high on the ohms. It was a long shot. It is Cap and rotor. Also put new crankshaft position sensor on. Lost at the moment.
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.