Overhead adjustment

Discussion in 'Volvo Forum' started by Helowrenchturn2, Apr 24, 2013.

  1. ipogsd

    ipogsd Heavy Load Member

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    Jun 13, 2012
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    @ Flightline: I don't see how it would hold it open longer. Seems a longer duration cam would only be able to do that. I believe an out of adjustment valve (to great clearance) would not open the valve completely, therefore reducing performance and MPG, also creation of excessive noise..
     
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