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Head gasket question

Old Jun 2, 2006 | 03:36 AM
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Default Head gasket question

I am having trouble finding a head gasket on the jegs or summit racing website for the 5.3 ls1. Would it be possible to use a head gasket made for a ls1 but with a bigger bore? I saw that they had one on summit racing for a bore of 3.910 and the 5.3 has a 3.780 bore, would this hurt my engine?? Thanks!

-Richard
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Old Jun 2, 2006 | 07:46 AM
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just go ot gm parts direct / Pace or SDPC and get the right head gasket.. I would not do it.
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Old Jun 2, 2006 | 08:17 AM
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Lots of ls1s use the 6.0L gaskets. I dont see too much of a problem. It keeps the gasket away from the flame front, but it also lowers compression and adds a potential carbon buildup spot.
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Old Jun 2, 2006 | 01:52 PM
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Originally Posted by GuitsBoy
Lots of ls1s use the 6.0L gaskets. I dont see too much of a problem. It keeps the gasket away from the flame front, but it also lowers compression and adds a potential carbon buildup spot.
interesting... Do you know what bore is the 6.0 is?

Thanks
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Old Jun 2, 2006 | 01:59 PM
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the cylinder bore is 4.000, not sure about the gasket. Probably around 4.020 or so
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Old Jun 2, 2006 | 03:56 PM
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thanks!
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