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Are ls2 blocks siamese bore?

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Old Aug 10, 2015 | 02:27 PM
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Default Are ls2 blocks siamese bore?

Wondering if all Ls2 block are siamese bore?
Thanks guys
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Old Aug 10, 2015 | 03:52 PM
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Explain what your definition if siamese bore is ?
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Old Aug 10, 2015 | 04:35 PM
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No water between cylinders
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Old Aug 11, 2015 | 09:06 AM
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Is this not siamese? No water between cylinders
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Old Aug 11, 2015 | 11:31 AM
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They aren't from what I know. Some have said some of the late 5.3s are, don't know definite though
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Old Aug 11, 2015 | 12:05 PM
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I am working on a new GMPP LS2 block right now and it has no coolant flow between the cylinders. The aluminum casting is siamese. Of course, the liners are not.
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