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  1. QC Willy

    Best way to connect Hummingbird Helix 7

    It was recommended to run a 10 gauge wire from rear of my boat to the bow for the Hummingbird Helix 7 Mega down and side imaging Gen3. I’ve connected it directly to the battery with an inline fuse near the battery as well. What’s the best way to connect this 10 gauge wire to the much smaller...
  2. QC Willy

    Which transducer to use?

    Late last season I bought a 2014 Minn Kota Terrova 80lb thrust 24V trolling motor and it has a transducer on it. I’m installing my Humminbird Helix 7 G3 MEGA SI / MEGA DI/ CHIRP up front but not sure transducer to use. Should I just strap the transducer that came with the Humminbird on or should...
  3. QC Willy

    What battery to use?

    Recently bought this boat. I have 24V trolling motor up front and one battery in back to start the motor and for 2 depth/ fish finders. Last weekend while trolling around the lake for about 5 hours, the battery was dead and wouldn’t start the outboard. It appears to be a newer battery but...
  4. QC Willy

    Prop not turning

    I have a Optimax 90 hp 2 stroke motor. I recently had to remove the lower end to replace a failed gasket. Once putting it back together, I’m finding that, while not running but putting the motor reverse the prop doesn’t move in either direction. If I put it in forward gear it spins forward with...
  5. QC Willy

    Gear oil leak from water intake

    I have a 90 hp two stroke OptiMaxx and have gear oil coming out of the water intake. Also when draining the gear oil to winterize it, there was a lot of water that came out. What could be the cause? I’ve been seeing it’s possible that there is fishing line wrapped around the prop shaft, cutting...
  6. QC Willy

    What oil to use??

    I’m needing to add oil to a new boat I just got from another owner. It’s a 90hp 2 stroke Optimax. I bought the recommended Mercury Optimax synthetic blend, however the oil that is in the tank now is a blueish color where this is yellow/gold. Did I get the correct oil?
  7. QC Willy

    Misfire diagnosis

    Thank you in advance for your help! I have a 2004 Mercury 50hp 2 stoke motor with a misfire. How can I determine which cylinder is misfiring? I’m leaning towards needing to replace an ignition coil pack. Any thoughts??
  8. QC Willy

    Starter keeps running

    Starter continuously runs with key off. I’ve replaced the starter solenoid, starter and disconnected the ignition switch but it still stays running unless I disconnect the battery. I have. 2004 Mercury 50hp 2 stroke. Any thoughts??
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