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martin_gibson martin_gibson is offline
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Join Date: Feb 2005
Location: United Kingdom
Posts: 353
9m were suggesting that the 993 heads are 'over-valved' and with the appropriate cam/gas flowing the 964 heads consistently outperform the 993 heads?

I will be taking my car into 9m over the next few weeks so will dig a little deeper.


Martin Gibson
83 911SC 3.6
Old 11-05-2005, 04:45 AM
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