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casting #12551364???

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Old 02-16-2005, 02:00 AM   #1
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Default casting #12551364???

I know it's a truck block but is it any certain year or anything?? Casting 12551364.

1999 FRC MN6 H/C/I
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Old 02-16-2005, 12:05 PM   #2
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98 & UP Gen III 6.0L Iron Block. LQ-4 and LQ-9
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