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88 excell 225

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  • 88 excell 225

    compression test showed 125 psi for the high and 105 for the low how bad is that all the # were 125 105
    115 115
    110 105

  • #2
    motor runs and sounds nice what do you think

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    • #3
      That's fine. Might have some sticking rings on the low cylinders. I would run the motor on a strong mix of Seafoam/gas and spray Deep Creep in the carbs and I bet those lower numbers will come up.

      Anything 80 psi or less is usually trouble.

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      • #4
        i did a better test took all plugs out and tested 125 1 +2 cyl 125 3+4 115 5+6 the book says 5+6 are the lowest
        fell better now

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