So checked temps all within 10-15 degree of eachother, so thinking its not a intake issue anymore maybe fuel, have new connecting tubes coming in since ive never replaced them this is the 6th time ive reused them so gonna replace them and see what happens, my cruising egt at 45 is 800 degrees dont know if that give any info. i really appreciate all the help.Went back and re-read the first post. To clarify, New:
Cylinder head with upgraded springs
Injectors
VP44
Are we sure the correct key was used for the injection pump, Is this an upgrade pump?
I would still get temps to see if it's one cylinder or all. That will let you know whether to pursue a single cylinder or the injection system.
Any codes?
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