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    Cooling/water flow on Yamaha 1988 WR500

    Hello guys, I have been trolling the web and have looked at few manuals trying find out how water enter and exits the engine as I suspect over heating. I removed the ride plate and found a split hose that runs to the Top of the engine. Is this the in or out line? The ride...
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    Sooty plugs

    Hello guyzs, wondering if someone could think of something I haven't? I have a 1986 Mercruiser 4.3LX with an Alpha One Gen 1 leg, fitted with 3in risers. 4BL Rochester, Thunderbolt IV ignition. The issue the motor has is: - numbers 5 and 6 are sooting up at low RPM - numbers...
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    Mercruiser V6 won't idle and heaps of blowby out of rockers cover

    Hello, I was wondering if someone can help me out with an unusual problem. I have a 1986 4.3 V6 Alpha one 205hp. It has a 4 barrel rochester with thunderbolt ignition. It was rebuilt about 5 years ago. It idles well (purs like a kitten)with no issues at home in the drive on the muffs...
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