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    FUEL PRIMER BULB COLLAPSING!!

    2003 Sea Pro 22' walk around. 105 gallon aluminum fuel tank. Fuel primer bulb is collapsing while my brand new Suzuki 175 outboard is running. - Replaced anti siphon valve on fuel tank - Removed priming bulb from fuel line and visually inspected it - No in-line fuel filter between tank/...
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    Mercruiser Electrical Issue- Low power. Help pelase!

    @alldodge also worth mentioning the alternator is no longer overheating since the battery is properly charged.
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    Mercruiser Electrical Issue- Low power. Help pelase!

    @alldodge this entire escapade started with the 15A fuse blowing on the ignition circuit.. I’m still quite confident it’s electrical. It runs GREAT now until its warm. Then the idling issues start. Could this be a TKS module issue?
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    Mercruiser Electrical Issue- Low power. Help pelase!

    @alldodge charged the battery up with external battery charger. Started and ran great for a few minutes, then she started idling all over the place. From 200-950 RPM. Alternator temperature was good. Now im thinking its either a distributor rotor/ spark plug wire/ clogged fuel filter, or...
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    Mercruiser Electrical Issue- Low power. Help pelase!

    The alternator was EXTREMELY hot, but it was putting out about 13.5 volts. I figured the heat was due to the load on the ALT since the battery was close to dead. I’m leaning towards replacing it either way
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    Mercruiser Electrical Issue- Low power. Help pelase!

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    Mercruiser Electrical Issue- Low power. Help pelase!

    It WAS running ok when gauges were first disconnected… But when i started it a 2nd time, that’s when the low power issue started. Very weird.
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    Mercruiser Electrical Issue- Low power. Help pelase!

    I removed the power to the all the gauge’s (connected the purple wire from ignition to purple wire running back to engine from gauges). Both of these purple wires are normally terminated to the oil pressure gauge. Again, the first time i did this, she started and ran great for ~10 min. I...
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    Mercruiser Electrical Issue- Low power. Help pelase!

    Ignition coil test: 3 ohms on secondary and 11,000 ohms on primary. Alternator is definitely running hot. Noticed battery was a little low, but charged it up with an external charger. Same issue immediately upon restart.
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    Mercruiser Electrical Issue- Low power. Help pelase!

    Hi Everyone, I have a 2007 Mercruiser 5.7L TKS (carbureted) Here is the timeline of events.. -Last week at sea, the engine died. Found the 15 amp fuse on the engine harness was blown. Replaced it, immediately blew. Repeated this one more time and then called sea tow -Using the electrical...
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    Hard steering, only with Engine running!!

    Hi Everyone, I have an 06’ Mercruiser 5.7, which has hard steering. So, I followed the advice of Don S & Bondo on the other 999 similar posts.... pulled the steering cable, found some brown dirt/grease, cleaned it up, and greased. Now smooth as butter & steers great with engine off. However...
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    NEED WIRING DIAGRAM! Only 6 volts to fuel pump

    Hello All... I have looked everywhere for a wiring diagram for my 2006 Mercruiser 5.7 (carbureted). S/N 0W655983. I purchased the service manual (#31) and it only has the wiring diagrams for the Fuel Injected models!!! Please help!! I am only getting 6-8 volts to the electric fuel pump. I know...
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    Mercruiser Aluminum Intake Question

    My rebuilt 5.7 mercruiser intake manifold blew a hole during sea trials yesterday. My mistake for re-using the old intake, it looked fine. It blew a hole out one of the exhaust crossover ports. I have an Aluminum Edlebrock Intake in my shop, it is not lined with brass, it is automotive. I...
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    Mercruiser 350 lifters/push rods

    Rebuilding a 350 right now. Casting # 14088548 I need to buy lifters and push rods, but want to make sure they are correct. Can I use the casting # to get a parts manual somewhere??
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