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

cam?

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Old Jul 11, 2002 | 06:35 AM
  #1  
snydcat's Avatar
snydcat
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Default cam?

What is the difference between a computer controlled camshaft and a non computer controlled camshaft? emissions?

For instance:
Comp cam 268H
dur@.050 218/218 lift .454/. 454
On the Summit website under technical it says:
This camshaft is for carburetor equipped vehicles only.

BUT, it says under application, 350 1967-96 :crazy:

Other brands with the same specs do not say anything about for carburetor vehicles only :confused:

Right now I'm in the reasearch stage of my rebuild and trying to get as much info. as I can.

Thanks,
Rich :flag
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Old Jul 11, 2002 | 09:58 AM
  #2  
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Default Re: cam? (snydcat)

Most computer cams have more center line then the carb, I think the computer cam are from 112 to 117 some go down to 110.
The carb cams are from 106 and up I think most are 108 to 110.

Jay
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Old Jul 11, 2002 | 03:17 PM
  #3  
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snydcat
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Default Re: cam? (MrJay)

Can a non computer cam with the exact same dur@.050, lift and lobe separation as a computer cam be used in my 85? That's what I'm trying to find out :confused:

Thanks,
Rich


:flag
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Old Jul 11, 2002 | 08:22 PM
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ANTI VENOM
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Default Re: cam? (snydcat)

I would say yes, but tuning can become difficult with tight lobe seperation angles. Idle would probably be the hardest thing to tune if the lsa was much closer that 110-112 degrees. Good luck.
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Old Jul 12, 2002 | 12:20 AM
  #5  
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snydcat
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Default Re: cam? (ANTI VENOM)

I would say yes, but tuning can become difficult with tight lobe seperation angles. Idle would probably be the hardest thing to tune if the lsa was much closer that 110-112 degrees. Good luck.
Thanks, that's the answer I was looking for :)


Rich :flag
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