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Punk13rym
09-25-2002, 01:30 PM
does anyone know the difference between PSI and Ratio. for example (#PSI = #:1) compression? :confused:
airheadedduner
09-25-2002, 03:30 PM
PSI is the actual cylinder preasure. The compression ratio I believe refers to the size of the combustion chamber compared to the total displacement of the cylinder. Not positive about it, can someone else confirm it??