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  1. P

    Disabling oil injection

    I have an 1987 mariner 135 hp oil injected (with aux tank) outboard. What are the necessary steps to disable this and mix my oil with the gas directly in the tank??
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    Leaking Trim Pump

    Hi! I have a 87 Mariner 1987 135 hp<br />The trim tilt pump has started to leak.<br />It seems to leak mostly when the motor is<br />in the down position (although occassionally when it is tilted all the way up too) Leaks<br />bad when motor is down, you can see fluid in the water. My question...
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    Low fuel flow

    Hi, recently changed my whole fuel line system. Had a heck of time starting it, until I continously depressed primer bulb.<br />Once started it runs fine but occasionally bogs out at high speed or quits all together at low speed. I replaced everything as original. Noticed when experiencing...
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    Not reaching full rpms

    Have a 1987 mariner marathon 135 v-6<br />Have recently changed sparkplugs. Issue is this with 1 person boat reaches (albeit not as quickly as normal) max rpm range. With about 2 or 3 people on board boat will only get to around 4500 rpm. Admitedly gas is around 3 seasons old (plan on draining...
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