Are 5.3 and ls1 headers interchangeable?

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10-21-2004, 09:13 PM

jimmyp

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Are 5.3 and ls1 headers interchangeable?

Looking for something thats going to fit with my ls1-obs truck swap. Trying to widen my search.

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10-21-2004, 10:53 PM

quicksilverado

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They are interchangable. The question is will you have clearance issues with the OBS truck.

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10-21-2004, 11:58 PM

zippy

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well, LS1 headers are for cars. i really doubt you'd get car headers to fit your truck (LM7/L59). bolting up to the heads isn't the issue with this, it's how tight they'd be to the body.

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10-22-2004, 07:25 AM

sfj

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agreed designed to fit same motor but as they said not the truck good luck anyways though let us know if they work

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