Thread: 1990 2.5 200

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  1. 06-11-2011, 05:29 PM #1
    rchavis
    rchavis is offline
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    1990 2.5 200

    Jay i have a 2.5 200 with the oiler off and run the oil 40:1 with Pennzoil prem plus .and also Merc Quickleen and seafoam and marine stablie in every tank of gas. My question is how many rpm can i trun this engine with out breaking it ?
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  2. JaySmithRacing
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    #2 06-12-2011, 05:52 AM

    Re: 1990 2.5 200 (rchavis)

    You should be safe at 6200 ish...

    Jay
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