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'85 Mercury Max. RPM

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Tom...@webtv.net

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Sep 6, 2003, 9:02:38 AM9/6/03
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Does anyone the Maximum operating RPM range for a 1985 Mercury 4
cylinder? If you do please let me know. Thanks. Tom.

Tom...@webtv.net

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Sep 6, 2003, 9:48:28 AM9/6/03
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Just realized I left out the horsepower it's a 75, 4 cylinder. I'm
trying different props and need the WOT rpm range, I'm guessing around
4500, but I want to be sure. Thanks. Tom.

Boatriggr

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Sep 6, 2003, 2:21:59 PM9/6/03
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5000-5500 RPMS @WOT, light load

BR

Tom...@webtv.net

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Sep 6, 2003, 11:07:20 PM9/6/03
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Boatriggr- Thanks for the info, the new prop @ WOT wound up to 5200 so
it looks like it'll work fine. It's a propco 4 blade 13 x 17 pitch on a
16' 4 Winns Marquis. Thanks. Tom.

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