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5.3 12572733 casting need Info on the block and internals

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Old 11-13-2013, 03:05 PM
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Default 5.3 12572733 casting need Info on the block and internals
I have a 5.3 where can I find out about it
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Old 11-13-2013, 03:06 PM
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The casting numbers are 12572733
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Old 11-15-2013, 04:29 AM
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This is off memory but IIRC that is a L33 5.3, double check but I think thats what it is.
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