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Old Mar 7, 2007 | 03:58 PM
  #35  
yrkesman's Avatar
yrkesman
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Joined: Jul 2004
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From: Finland
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I dont know if these are any help to you but here is some stuff about rod ratio

http://e30m3performance.com/tech_art...atio/index.htm

http://e30m3performance.com/tech_art...mics/index.htm
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