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

New Cam Install

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Old Apr 7, 2005 | 09:33 AM
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Default New Cam Install

Im going to install this zz cam dur 275/280 lift 464/510 lobe sep 112 will i have to reprogram my chip in the computer or will i be fine with the stock programing? Its a 90 with speed density.
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Old Apr 7, 2005 | 10:58 AM
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Originally Posted by slamin1
Im going to install this zz cam dur 275/280 lift 464/510 lobe sep 112 will i have to reprogram my chip in the computer or will i be fine with the stock programing? Its a 90 with speed density.

What are the duration numbers at .050 lift? If its anything over 212 to 214 degrees of intake duration you may have to get a custom chip. A 219 cam would definitely need some tuniing.
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Old Apr 7, 2005 | 06:34 PM
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Intake duration is 208 at .050 lift
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Old Apr 7, 2005 | 07:20 PM
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If its an automatic you may have idle trouble. I have a ZZ4 in mine and had to have the chip burners raise the idle speed.
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Old Apr 8, 2005 | 12:29 PM
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Yeah its an automatic. What was the problem with yours the idle was too low? And what did you raise it to? How was the cam overall? How does it idle?
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