C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Los Angeles emissions tests, L98 pre-cats

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Old 11-15-2003, 03:09 PM
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DSKRALL
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Default Los Angeles emissions tests, L98 pre-cats

Is it possible to pass the toughest LA emissions tests on an L98 with gutted pre-cats or even with a front Y pipe that has no pre-cats? Do any companies make high-flow pre-cats that are legal in LA?

David
Old 11-16-2003, 10:06 AM
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Vic'89
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Default Re: Los Angeles emissions tests, L98 pre-cats (DSKRALL)

Lots of guys have passed the emissions test with just a main Cat.

Make sure to have the car HOT before taking the test.
Coolent temps should be 210 - 220 degs.

Vic



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