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5.3 lm7 questiongs

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Old 09-30-2009, 08:22 PM
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Default 5.3 lm7 questiongs

hi i was wondering what bore i should do on the block what is the biggest i can go while still keeping the cylender wall still strong?? thnks
Old 09-30-2009, 10:14 PM
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A 5.3 can safely be bored to 3.898", which is the stock bore of an LS1.




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