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  1. R

    Four Winns 180RX 4.3L Volvo/Penta Cobra SX I/O Drive Porpoising Problem

    I bought the boat used with a 21 pitch prop. The boat and pitch are great for skiing/wakeboarding but it porpoises when cruising at low and midrange speeds regardless of weight distribution. Is there a compromise prop? Should I buy another pitch just for cruising? Thanks, h.
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    Volvo-Penta 4.3 GXi-D Runs Hot Above 3000rpm

    Gents, I have a 1998 Four Winns 180RX with a Cobra SX outdrive. In 2003 I replaced the original carbureted engine with a new V-P fuel injected 4.3L GXi-D. It has run strong until last summer when it began running hot. Over the winter I replaced the rubber impeller which showed no wear and the...
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    Cobra SX drive R & R seal replacement 1983 4.3 L

    Gentlemen, I have a '98 4Winns with 4.3L V/P and Cobra SX outdrive. I need to remove the lower unit for some housing repairs (Lake Oconee in SE GA grows new submerged rocks every year LOL). Once the TIG weld repairs are complete are there seals I should replace before reinstallation?
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    shift cable sync for merc-to-OMC Cobra SX drive 1998 4.3 L

    gentlemen, I have a '98 4Winns 4.3L V/Pwith factory control box & SX drive. Connector broke on shift cable at box end. I replaced calbe and cannot reseat the hex under the handle and still keep the shifter in Neutral. I've adjusted box and drive ends 1000 ways to no avail. I'd appreciate a...
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