Thread: Compression
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Old 03-10-2009, 08:50 PM
  #30  
ashbros
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RACING JUNKIE
 
Join Date: Nov 2004
Location: St. Louis, Missouri
Posts: 661
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I had a 615 BBC on alky that was at 13.5/1 made 974 hp kicked it up to 15/1 made 1084 hp didn't change anything else on motor
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