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Registered
Join Date: Oct 2008
Location: Nash County, NC.
Posts: 8,567
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The 1819g number is the correct E heads.
The K1 is shown as 74 to 77 no air injection in the reference material I have but it gives a different casting 911 104 345 OR
Your casting number on the center head is for your matching heads as that number was used on the 70/71 T heads and the 70 to 73 E
Bruce
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