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    Smoke from crankcase breather vent

    I recently got my 650 working after about 7 years off. It is up and running with a top end rebuild, pod style air filters, and a new boyer ignition system. My question is this, with the pod air filters I lost the stock air box so I installed a little air filter just for the crank case breather...
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    How to test a coil, specifically a boyer micro power Gill coil

    As part of my fault finding I am trying to test my coil. It was part of a Boyer Bransden Micro Power Digital Ignition Kits, KIT00303. According to Boyer tech support, primary resistance should be 0.6 ohms. Secondary resistance should be "around 2.7k ohms". I have tested the primary...
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    How does engine ground to frame

    I am doing some troubleshooting on my bike after lots of parts swaps. I am curious about something, what is the primary method that the engine is grounded back to the frame? I am having some issues starting the bike and I am thinking this may be the culprit. Is it grounded simply by the...
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    where is full advance mark on 81

    I am installing a Boyer Brandson ignition system on my 1981 xs650 special. This bike originally had the transistorized ignition, no points. The instructions for the Boyer indicate that I should set the engine to full advance for setting the timing. My problem is this, I cant find the full...
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    Tachometer dial face loose, how do I tighten the screws

    I have an annoying problem. The face plate on my tach, the part with all the numbers on it, is loose. There are two screws that are supposed to hose the gauge face in place. My two screws managed to work their way loose. The problem is that the screws are under the plastic gauge cover and there...
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    wont turn over with electric or kick start, turns over fine by hand

    I bought a 650 about 9 years ago. It was in rough shape. I rebuilt the engine, cleaned the carbs, and all was good for a 4 years. One day the bike died, the pickup coil had melted. This prompted me to buy a boyer ignition system. While I was mucking with the bike, I decided to finally take care...
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