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    Yamaha Water Pressure??

    1987 115 hp Yamaha. Two seasons ago replaced impeller, Idled @5 psi Cruised @ 24 psi. Replaced impeller, tank tested currently idles @ 14 psi needle passes gauge max of 30 psi @ 2900 rpm's. Impellers looked to be identical upon replacement. Is there a normal operating range? Gauge was...
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    Yamaha lower unit won't separate

    1987 115 HP Yamaha. Purchased two years ago. I had lower unit off last year for water pump service, re-assembled with never sieze on all threads & grease on shaft, water tube & shift shaft. With all bolts removed unit only drops 3/8". I can twist it, rock it, but no luck. Seloc manual says...
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