going to check engine compresion,, however I don't know what is the expected compresion pressure (standard spec's),,on my 2000 challener model2000, with a merc m2 240 hp EFI engine,,, any one know what the PSI should be for a good running engine , new? 7 yearsold?
Mercury m2 240 hp EFI
Started by kathygrace, May 27 2007 07:23 AM
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