Thread: How Do They Do It?
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  #6  
Old 03-12-2007, 01:10 PM
Don M Don M is offline
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Join Date: Apr 2006
Location: North of DFW
Posts: 68
A late closing intake valve will reduce compression ratio as well. Your static 11 to 1 can drop below that ratio with a late intake close while remaining technically an 11 to 1 engine. A trick, if you will.

Don~
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