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

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Aug 9, 2004 | 09:38 PM

#1

slamin1

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From: Queens NY

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Reflash

I have a 90 vette with speed density system if i port the intake and heads do i have to reflash chip or will it pick up on the improved airflow by itself?

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Aug 9, 2004 | 10:52 PM

#2

tjwong

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From: Portland Oregon

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Quote:

Originally Posted by slamin1

I have a 90 vette with speed density system if i port the intake and heads do i have to reflash chip or will it pick up on the improved airflow by itself?

It should run fine without any additional chip programming. But once you change that cam thats a completely different story. It can however be enhanced some with a new chip. But the best thing is to get it on the dyno and see what the WOT AFR reading is at throught the RPM range.

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