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    Yamaha - flushing cooling channels

    Recent Yamaha series (50hp 4 strokes) have a facility for flushing with fresh water through a hose input.... does anyone have views as to the efficiency of this compared to running the engines with fresh water through muffs on the water intakes. Are there any concerns on the long-term effects of...
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    Twin outboard configurations

    I have a predator 5.1 (cathedral hull) with twin Yamaha 50 4 strokes.<br />Can anyone advise - point me to - info regarding the alignment of the engines. As purchased (second hand), the engines are aligned pointing outward say 10 degrees rather than parallel to each other..... is this correct...
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    Yamaha 50 4 stroke Alarm Wiring

    I am looking to improve the alarm facilities on my pair of Yamaha 50 4 strokes ( one 1996; one 2004).<br /><br />I am looking to install both audible and visual warnings for both high temp and low oil pressure in a fashion that cannot be missed by the operators !<br /><br />The literature...
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    96 Yam 4st 50hp lower unit siezed on

    Please can anyone offer any advice on how to remove a siezed lower unit from the above engine.<br />All 5 (including hidden one !) bolts out - presume splines are siezed...<br />Any help much appreciated.<br />Terry
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