Generation III Internal Engine 1997-2006 LS1 | LS6
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Old Dec 23, 2003 | 10:31 AM
  #1  
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Default Complete the following sentence:

"A TR224 on a 346 is (analgous to/the same as) a _______ on a 383"

It seems like a 224/224 cam is pretty universally thought to be 'about average' as a selection on a 346. Decent idle, good powerband, and all that.

Given the extra displacement of a 383, about how many degrees of duration can you add to get a similar performance characteristic as far as idle/powerband, and the like? 228/228? 230/230? 236/236?

I see that most folks run cams in the 230-236 range, But it seems folks that build their motors tend to be relatively more extreme with their cam selection.

This isn't a "what cam should I run in my 383" thread, but just me trying to get a feel for just how much cam the extra displacement can 'eat up'.

Thanks all,

-Jake
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Old Dec 23, 2003 | 11:23 AM
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I'd say "230/230"

I have a 232/236 114LSA in mine. It lopes pretty good at 900.
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Old Dec 23, 2003 | 11:28 AM
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I would go with the 232/236, MTI R1. In my 388, you could hardly even tell there was a cam in there.
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Old Dec 23, 2003 | 11:30 AM
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240/240 in a stroker with a decent lobe sep of 114LSA and new lobes
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Old Dec 23, 2003 | 10:02 PM
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Originally Posted by ezss
I would go with the 232/236, MTI R1. In my 388, you could hardly even tell there was a cam in there.
Is yours on 112 or 114?


any other contributions? A range of 230 to 244 is pretty large...

-J
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Old Dec 25, 2003 | 06:26 AM
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Originally Posted by Chris ARE 360
240/240 in a stroker with a decent lobe sep of 114LSA and new lobes
What he said! I'm running a 232/232 on a XR lobe and I feel I'm under cammed.
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Old Dec 25, 2003 | 03:26 PM
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Originally Posted by JakeL
Is yours on 112 or 114?


any other contributions? A range of 230 to 244 is pretty large...

-J
mine was on a 112. Ive got a 242/242 595 112 now...still fairly tame, but id say its more like a 230/227 or 229/229 on a 346
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Old Dec 25, 2003 | 03:48 PM
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I have a 236/240 and it is acts somewhat tame. I could go larger but i would get better street manners if it were smaller. Doesn't stall since I got it tuned.
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