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Breaking in a cam

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Old Sep 20, 2005 | 12:09 PM
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Default Breaking in a cam

How should i break in my new cam?
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Old Sep 20, 2005 | 12:15 PM
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You don't need to. Just heat cycle the springs.
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Old Sep 20, 2005 | 01:20 PM
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Yeap 2>3 heat cycles (meaning warming to operating temp, then letting completely cool off), that is all.
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Old Sep 20, 2005 | 01:31 PM
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OK thanks, should i not let it get up past a certian rpm?
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Old Sep 20, 2005 | 01:49 PM
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save your gas and keep it under 2k (drive it nicely)
you can go higher but its a nice precaution + saves you gas.

after 2-3 cycles you're safe to take it to redline
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Old Sep 20, 2005 | 01:55 PM
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Don't go past 3,000rpms, but I see no reason why you would need to go past 2000-2500
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Old Sep 20, 2005 | 02:50 PM
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i heard you should run it at 2,000 rpm for 20 minutes. but i have no idea why that is.
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Old Sep 20, 2005 | 03:03 PM
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Originally Posted by imslow
i heard you should run it at 2,000 rpm for 20 minutes. but i have no idea why that is.
Thats for old school flat tappet cams.
doesn't apply to hyd. roller.
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Old Dec 2, 2005 | 07:43 PM
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Thanks.
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Old Oct 13, 2007 | 01:43 PM
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you need to break in the springs not the cam
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Old Oct 13, 2007 | 03:14 PM
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Aren't roller lifters great
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Old Oct 14, 2007 | 11:35 AM
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when you break in the springs should you just let it idle? or can you drive it but lik eyou said keep it under 3k. im gonna install the cam at a buddies place about 10 miles away and would like drive it home when i done to let it cool off over night. or should i just leave it their
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Old Oct 14, 2007 | 12:10 PM
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Originally Posted by bad6as
when you break in the springs should you just let it idle? or can you drive it but lik eyou said keep it under 3k. im gonna install the cam at a buddies place about 10 miles away and would like drive it home when i done to let it cool off over night. or should i just leave it their
you can drive it, just keep it under 4k
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Old Oct 14, 2007 | 10:02 PM
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If using new lifters do you need to fill them up with oil first?
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Old Oct 14, 2007 | 10:09 PM
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Originally Posted by CodeName Z06
If using new lifters do you need to fill them up with oil first?
when installing new lifters you want them to soak in oil over night.
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Old Oct 14, 2007 | 10:49 PM
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Originally Posted by Blk97WS6
when installing new lifters you want them to soak in oil over night.
an hour or so is fine
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Old Oct 14, 2007 | 10:49 PM
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Has anybody ever called the spring manufacturer to see if they're already properly heat treated and heat cycled? I know it's a free precaution, but just wondering.
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