5.9 head casting numbers

Dangit, I want to say 2003-2004 in there, seen the number before.
I tried googling it and everything I came up with was vague about it.

Mark.
 
Figured it out.
I have an early build 2003 with one of these heads on it.
The number is not where they usually are, so it's hard to see.
It's not on the "bowl" of the intake, like most, it's more off the back side of the bowl.

SNEDGE, the ESN is 56963879

Mark.
 
ISB-305 ISB (CHRYSLER)
Shop Order Build Plant Build Date
SO98680 BEX - B-SERIES EXPANSION SITE 25 Sep 2002
Warranty Start Date
ECM Code Fuel Pump Part #
Fuel Pump Calibration Marketing Engine Configuration # Technical Engine Configuration #
GF40 D403058BB06 D403058BX03
CPL #
CPL2998 1352
 
Figured it out.
I have an early build 2003 with one of these heads on it.
The number is not where they usually are, so it's hard to see.
It's not on the "bowl" of the intake, like most, it's more off the back side of the bowl.

SNEDGE, the ESN is 56963879

Mark.

Mark your saying this Head Casting number 3954670 is off a early 03, It will work on 03-07?
 
Be sure to have ALL of the valve seats replaced.
They were the biggest killers of the early engines, besides rings breaking.

Mark.
 
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