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How can I tell if this is an LT1 cam?

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Old 03-05-2002, 11:11 AM
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How can I tell if this is an LT1 cam?

I got a cam off of Ebay, the guy said it was an LT1 cam. I'm not doubting him, but I just want to make sure before I go to put it in. How can I tell if it's original? I checked for #'s and such and found 241-CPC-BC-1 on it. But yeah, if any of you can help me figure this out I'd greatly appreciate it.

Nate
Old 03-05-2002, 12:16 PM
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Car: 91 Camaro RS Convertible
Engine: 385ci LT1 cnc ported heads big cam
Transmission: 4L60E automatic
Axle/Gears: 3.42 Zexel posi 7.5" rear
That is the same number on my LT1 cam. The number is right by where the fuel pump lobe would be.
Old 03-05-2002, 12:19 PM
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Thanks bud, I appreciate it
Old 03-05-2002, 02:10 PM
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????????

Now I know that there are a few different LT1 cams out, so I am not to worried. But I recently (sorta recently) purchased a cam off someone over at www.camaroz28.com. Anyways, marking on mine reads
705 - GMPT - 8C - 17 ---
or B
the dashes actaully are dots on the cam. Any insight is appreciated!


Old 03-05-2002, 02:17 PM
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You might also want to find out if the cam is from a f-body or a 'Vette. I think the 'Vette's LT1 cam had a little more duration than the f-body's. Maybe you could call your local GM dealership and have them look up the code. I'll be getting a LT1 cam soon too
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Old 03-05-2002, 02:23 PM
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lol. yeah, thast why I am not worried, because you have the f-body cams, the y-body cams, and the b-body cams (I think), and they were all different! I just wanna make sure i didnt get stiffed.
Old 03-05-2002, 08:36 PM
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the number on my cam seems to be different.

As far as I can make out, it looks something like this..

705.GMPT.BC.16

Hmm..
Old 03-06-2002, 09:23 AM
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Does anybody own a caliper? That's the easiest way to check lobe lifts...
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