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Valve spring replacement question

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Old Jan 2, 2012 | 03:19 PM
  #21  
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This I buy. No problem. No sense in running more spring pressure than needed.
But grinding the lobes down? Nope.

Ron
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Old Jan 2, 2012 | 05:08 PM
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Originally Posted by David426
Dual springs on a stock cam? Hopefully not.. dual springs on a stock cam can cause excessive lobe wear on the stock camshaft causing major issues.. I guess its one way of grinding down an Ls6 cam to a Ls1 cam.
Wow, that sounds serious. So it sounds like the heat treatment on a stock cam must be different than an aftermarket cam with higher lift.
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