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big cam guys ...Valve Springs?

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Old 04-11-2005, 04:59 PM
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Default big cam guys ...Valve Springs?
what are u guys runing for Valve Springs when ruyning 600+ lift cams and did they requier machining of the head
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Old 04-11-2005, 05:01 PM
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no they do not i have stock heads and i use comps dual spring 921s
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Old 04-11-2005, 07:46 PM
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I am running crane 832's and 2 buddies are running the patriot golds they fit in the stock cup
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Old 04-11-2005, 08:28 PM
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The PRC springs will fit the stock spring pocket.
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Old 04-11-2005, 08:36 PM
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There are several good, reliable dual springs that do not require machining of the head. I myself have the PRC duals on the MS3. (237/242 .603/.609 113)
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Old 04-11-2005, 08:40 PM
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my cam lift is 629"/.622",
will the PRC be good for this and who sells them
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Old 04-11-2005, 08:43 PM
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PRC's claim to be good to .650. I'd bet several sponsors carry them. I got mine through texas speed and performance.
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Old 04-11-2005, 09:54 PM
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Manley Duals here
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Old 04-11-2005, 10:11 PM
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Originally Posted by 1984camaroz28
my cam lift is 629"/.622",
will the PRC be good for this and who sells them

Yes,the PRC springs will handle your cam.
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Old 04-11-2005, 11:08 PM
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I had Crane duals on a G5X2 cam for 12k miles.
I now have PRC's with my FMS cam .
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Old 04-11-2005, 11:49 PM
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Originally Posted by tim99ws6
Manley Duals here
same here.
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Old 04-11-2005, 11:49 PM
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Patriots work great
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Old 04-12-2005, 12:47 AM
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http://www.cranecams.com/?show=newPr...b46ab9cb17902a
this is what I putting in my car with my new cam
238/242 .605/.610 110+2
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Old 04-12-2005, 12:49 AM
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Originally Posted by MikeB.RamAir
http://www.cranecams.com/?show=newPr...b46ab9cb17902a
this is what I putting in my car with my new cam
238/242 .605/.610 110+2
be sure to shim them.
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Old 04-12-2005, 04:07 AM
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Originally Posted by tim99ws6
Manley Duals here
werd

both my engine builder and my tuner use these
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Old 04-12-2005, 04:46 AM
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G5X3 Comp 921's
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Old 04-12-2005, 06:08 PM
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Precision Race Components Dual Valve Spring Kit Rated Up to .660" Lift, 1997-2004 LS1/6 and 2005 LS2 Vehicles
Price: $289.99

what all comes with this kit
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Old 04-12-2005, 08:51 PM
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It should come with the springs, seats, seals, and Ti retainers.
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Old 04-12-2005, 09:45 PM
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Originally Posted by 1984camaroz28
Precision Race Components Dual Valve Spring Kit Rated Up to .660" Lift, 1997-2004 LS1/6 and 2005 LS2 Vehicles
Price: $289.99

what all comes with this kit
Springs, seats, seals, and titanium retainers all nicely packaged in a tube
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Old 04-12-2005, 09:52 PM
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Originally Posted by Brandon
same here.

Ditto
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