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Generation IV Internal Engine 2005-2014 LS2 | LS3 | LS7 | L92 | LS9

5.3 block id

   
Old 10-23-2016, 04:18 PM
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Default 5.3 block id
Trying to identify a 5.3 block 12576177
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Old 10-23-2016, 05:42 PM
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It's a gen 4, 4.8/5.3 block. What about it do you need to know?
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Old 10-23-2016, 06:00 PM
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Posting for a friend wanted to make sure what he was getting he wants to change cam and lifters wants to go carb
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Old 10-23-2016, 06:40 PM
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Well, It's either a 4.8 or 5.3 the block is the same but the stroke is different.

Have to open it up to find out.
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