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Generation III Internal Engine 1997-2006 LS1 | LS6
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valves, how big can you go?

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Old 01-05-2013, 08:27 PM
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Default valves, how big can you go?
How big of valve can you put in a ls1 (3.898 bore) and the air still flow and clear the cylinder walls?
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Old 01-05-2013, 08:45 PM
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https://ls1tech.com/forums/generatio...-bore-ls1.html

Maybe this will help
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Old 01-05-2013, 09:26 PM
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thanks Jim for the info
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Old 01-07-2013, 04:23 PM
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2.055 is about the biggest you will want to go.
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