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need some help to ID a cam-experts please enter

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Old Mar 29, 2008 | 08:08 PM
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Default need some help to ID a cam-experts please enter

OK this is driving me a little batty now. I bought a used cam from a board member - no card with it , looks good, says its a 224/224 .563 .563 on a 112 so I started to think- I hope thats what it is - I don't want to find out later its a nitrous friendly or blower type that would run poorly in a N/A motor that I'm building the numbers on the back of the cam are 1721 Sl3 0353 , i called Thunder racing, Speed inc, Comp, Cammotion - no one was able to say it was theirs ?? ?? so now Im kinda worried - I don't want to have to swap this later, so now I wish I'd spent the bucks and bought a new one . so I'm asking here - does anyone have an idea what this is?if not Comp Cams said they would measure it up for me, guess I could sleep at night now, now one more question , what spring would you go with on a cam like spec'd above? Z06? 918? or duals and forget it? thanks for all the advice ahead of time!
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Old Mar 29, 2008 | 09:16 PM
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From: olathe,ks
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dont know other vendors cam specs, but that sounds like a tr224/224 563. 563. 112lsa, at least thats the cam i have. 918 will do fine with that cam. i dont remember if tr marks their cam with paint. sorry
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Old Mar 30, 2008 | 08:36 PM
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Default cam ID

yeah what im trying to find out if thats what it is or? i talked to TR and they said it wasnt theirs
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Old Mar 31, 2008 | 07:42 AM
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Default cam help

anyone have any ideas?
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Old Mar 31, 2008 | 10:45 AM
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From: olathe,ks
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post some pics of the profile and ends, maybe that will help identify it.
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Old Mar 31, 2008 | 12:01 PM
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You have a stock 01+ LS1 cam. GM prints the last 4 digits of the part # on their cams.

Lift I/E .467/.479
Dur @ .050 196/207
LSA 116
GM Part Number 12561721
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Old Mar 31, 2008 | 12:27 PM
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Default Oh Noooooooooo

Originally Posted by 2xLS1
You have a stock 01+ LS1 cam. GM prints the last 4 digits of the part # on their cams.

Lift I/E .467/.479
Dur @ .050 196/207
LSA 116
GM Part Number 12561721
Dont tell me this! this was aboard member that told/sold me it was the 224/224 112 it sure isnt what i wanted then. i have a 02 ls6 cam and ill compare them tonight, man this is a pita!

Last edited by zman1969; Mar 31, 2008 at 08:59 PM.
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