Recent content by Wilkr6

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    Gx 390 starter

    I do not have an original flywheel with gear rim anymore. i shrank the gear rim of the original flywheel on the aluminum flywheel. I now convert the starter circuit to 24V.
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    Gx 390 starter

    yes there is another cam installed without compression release and the compression is also increased. but that was already normal flywheel (actually I had no problems when starting). Since the flywheel now only weighs about 3lbs, the rotational energy that supports the starter when starting up...
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    Gx 390 starter

    Yes, the flywheel has a gear ring. ---------- Post added at 11:16 PM ---------- Previous post was at 10:54 PM ---------- the ignition was off. with two batteries in parallel, it does not make a full turn because the compression is too high. When I switch the batteries in line, he turns well...
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    Gx 390 starter

    I use the an electric gx 390 starter not a portable starter box.
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    Gx 390 starter

    Today I installed my aluminum flywheel and now the starter does not manage to start the engine anymore. is there a high torque starter for the gx 390 or do you have another suggestion?
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    GX390 balance shaft and oil

    that the quality must be good is clear, I'm more interested about the viscosity
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    GX390 balance shaft and oil

    I have a gx 390 with the following upgrade: 69 crankshaft, 306 camshaft, larger valves, ARC rod, aluminum flywheel and 30mm carburetors. Now to my questions. a) Can I omit the balance shaft? b) What kind of oil do I need?
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