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used cam = bad idea?

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Old Jan 30, 2010 | 01:16 PM
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Default used cam = bad idea?

i have been tempted many times to put a used cam in my 2000 ls1, but have been strongly advised against it. what's the deal with using used cams, and do lifters need to compliment it? what about on high mileage motors?

in my particular application, i have a 125k ls1 and wanting to go with a used '02 ZO6 cam with the GM "yellow" springs. am i just asking for trouble?
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Old Jan 30, 2010 | 01:20 PM
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I would say it depends on mileage among other things. I would consider it if the cam was low-mileage and in good condition. If you think about it, your stock cam has 125K miles on it and it's still fine. You would want to look it over really well and make sure there wasn't any corrosion, pits, nicks, excessive wear, etc. I'm certainly no expert, this is just my .02.
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Old Jan 30, 2010 | 01:32 PM
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You should be fine it's all roller. If it was a mechanical cam i would say no. just really look it over and make sure the lobes look good.
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Old Jan 30, 2010 | 01:40 PM
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im running a used cam in my car!
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Old Jan 30, 2010 | 01:41 PM
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cams and lifters wear into each other just think about that
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Old Jan 30, 2010 | 02:43 PM
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yeah i was thinking about the lifters wearing into the cam also since i have a high mileage car. jsteele90 did you replace your lifters too when you swapped cams?
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Old Jan 30, 2010 | 02:50 PM
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used cam no trouble at all dont worry.

used springs Im not sure how i feel about that.

I have a set of LS6 springs kicken around (not yellow though) I can let go for dirt cheap.
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Old Jan 30, 2010 | 02:53 PM
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I would consider a used factory cam, but probably not a used aftermarket cam. A used aftermarket cam may not have had the proper valvetrain setup and is much more likely to be damaged.
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Old Jan 30, 2010 | 03:06 PM
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Used cam, injectors, rear end, intake. New heads, lifters, pushrods and tuned by me. 11.70's at 1200' with a terrible 60' I love used parts

http://www.youtube.com/watch?v=M5uL5_qIbb8
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Old Jan 30, 2010 | 03:06 PM
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I have installed used cams before on 100K+ motors with no issues.
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Old Jan 30, 2010 | 03:07 PM
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Roller cams are ok used as long as they dont have a lot of miles on them..
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Old Jan 30, 2010 | 03:32 PM
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Used cams for the win!!..... and for the Wallet
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Old Jan 30, 2010 | 03:35 PM
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Flat tappet motors, used cam = bad
Roller Motors, used cam = fine
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Old Jan 30, 2010 | 03:35 PM
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Originally Posted by David Q
You should be fine it's all roller. If it was a mechanical cam i would say no. just really look it over and make sure the lobes look good.
I second that...exercise good common sense when buying anything used...
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Old Jan 30, 2010 | 04:01 PM
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Originally Posted by whitedevilWS6
yeah i was thinking about the lifters wearing into the cam also since i have a high mileage car. jsteele90 did you replace your lifters too when you swapped cams?
sure didnt!
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Old Jan 30, 2010 | 04:08 PM
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i dont think sponcers would sell there used cam's if it wasnt safe but just a tip once you put that Z06 cam in your gonna wish you went bigger
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Old Jan 30, 2010 | 04:09 PM
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The last moving component in an LS1 to wear out will be the cam.

With roller tappets and no oil pump to drive, that cam is going to be good for a long time.

I'm in the parts business, so I buy new EVERYTHING, but I had NOOO problem installing a used Z06 cam in my WS6.
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Old Jan 30, 2010 | 04:15 PM
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thanks for all the help. and yeah i know the ZO6 cam isn't that big but the price is so sweet i can't pass it up. it's like getting a cam for 50 bucks. what would you estimate the power difference to be between a stock ls1 and an ls1 with ls6 intake and cam? any ideas?

Last edited by whitedevilWS6; Jan 30, 2010 at 04:16 PM. Reason: not finished
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Old Jan 30, 2010 | 04:25 PM
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20 hp.

Not much, but depending on goals, it's a well engineered combo. Now you need 243 heads.
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Old Jan 30, 2010 | 04:40 PM
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Originally Posted by twelver12
cams and lifters wear into each other just think about that
That's true on a flat tappet, but not an issue on a roller cam. Just be sure there isn't any unusual wear on the cam, like pitting or grooves.
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