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  1. CA77 seized steering stem nut

    Frame, Suspension and Steering
    How do I've got the front end off the CA, only to find that the 29mm steering stem nut is frozen solid. I've covered it in penetrating fluid, but it's not doing a great deal. If it's any help, I'm talking about this one: Before I go do something stupid - getting all...
  2. 1971 CB350 believed to be seized

    Engine Discussion
    Hey guys. So I picked up a 1971 CB350 Wednesday with 1,912 original Miles. The bike is in incredible condition, however, there is no movement inside the motor. Kickstand stuck. And there is a visible edge to one of the valves seen right at the hole of plug when spark plug removed. Only on one...
  3. 1971 CB350 believed to be seized

    Engine Discussion
    Hey guys. So I picked up a 1971 CB350 Wednesday with 1,912 original Miles. The bike is in incredible condition, however, there is no movement inside the motor. Kickstand stuck. And there is a visible edge to one of the valves seen right at the hole of plug when spark plug removed. Only on one...
  4. Removing seized and stripped JIS screws

    Tips And Tricks
    My first project to get to know my bike: replacing all the screws! I wrote up the escalating process I used to remove the seized and stripped ones here: Remove Seized & Stripped Screws from Motorcycle Engine Covers basically: Try JIS screwdriver with penetrating oil, then manual impact driver...
  5. Frozen engine on a 1971 CB175K5

    Mechanical Issues
    Looking for advice on the best approach to freeing up a frozen engine. Bought the bike to work on with my daughter. Before I spend any money on the restoration would like to get the piston unfrozen. When I removed the spark plugs there was water on both sides. The oil when drained also...
  6. VM30 air jet COMPLETELY stuck. Halp!

    Fuel Supply and Carburation
    Hi all! I'm doing a complete carb disassembly and clean job of my VM30s. Everything was going swimmingly until I tried to remove the air jet and found it to be stuck. I tried WD-40, tapping the screwdriver with a hammer, twisting the screwdriver with a vicegrip, heat (stove, not direct...
  7. Engine seized, sitting for 20 years worth it?

    Engine Discussion
    I was able to pick up 2 bikes from a guy and one of the motors is completely seized and has been sitting for 20 years. I was able to remove the head but having a really hard time getting the pistons out. I am not able to crank the motor over at all. It is completely frozen. Just wondering if...
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