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Old Nov 13, 2006 | 10:52 AM
  #6  
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Mike Rainbird
Caraholic
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Joined: May 2003
Posts: 26,403
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From: Norwich
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1. Pneumatically operated valves (needs 42v electrical system), for CONSTANTLY variable valve timing .

2. Variable compression ratios (do a google search for the Saab idea ).
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