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Old 04-23-2009 | 01:27 PM
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I just picked up a 5.3 truck motor complete and i was wondering what the biggest bore and stroke i can go with on it. i hear it's 383 but not sure
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Old 04-23-2009 | 02:17 PM
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Old 04-23-2009 | 02:39 PM
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I am pretty sure that 383 is the biggest you can go. That would be a 4 inch stroke and punching it out to 3.90 or something right around there.
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