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Cam That'll Pass CA Smog

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Old Sep 14, 2004 | 07:04 PM
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Default Cam That'll Pass CA Smog

Does anyone know what is the most aggressive cam I can run and still pass CA Smog Test? (Legally)
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Old Sep 14, 2004 | 11:28 PM
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That depends on a lot of things. Assuming the car is tuned properly I have heard that a 224/224 @114lsa is about as large as you should go. I have read about larger cams passing, but that may have been tuned to pass CA smog and wouldn't run well otherwise, then retuned after inspection. I have done some simulations and have found a 224/228 @114lsa has no overlap. Overlap is what causes a cam to fail emissions, a 224/224 @114 has -2 degrees overlap. a 224/228 @114 has 0 degrees of overlap so that might also work.
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Old Sep 15, 2004 | 07:00 PM
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Thanks for the great information. Concvention wisdaom seems to suggest that 224/224 @ 114 is the way to go. I have recently gotten this from others too. Also another forum member just reported that his cam just passed CA smog using a 224/224, Don't know the LSA yet. Sure is great to share information. I am leaning towards the LG Motorsport 224/224 P/N:G2-114.

Thanks!!
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Old Sep 15, 2004 | 07:02 PM
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Sorry, meant to say "conventional wisdom"
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