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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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So why isn't our "hardworking patriotic conservative" Gunnerwhining about this?
Gunner Asch wrote:
Not yet. But its on one of the back burners waiting its turn. I had two weeks without any work, so I spent my time cleaning up machinery, the back 40, getting my shop machines cleaned up and so forth. Then I took in another load of machinery..sigh..then I had work last week and was gone for 5 days. But..its on the Do List. Maybe next month. Ive still got stuff to do to the BMW scooter, and then the Honda..and then all spring to get the 1961 Indian up and running. I finally started it..sounded pretty good, for not having been run since 1971...but it needs a lot of clean up, the aluminum is pretty oxidized..any idea of how to clean up a bike engine's metal work nice and shiney? So many things to do..so little money..sigh Gunner As much as I hate to do it about the best way to clean up that aluminum is to use standard polishing methods. I usually remove any parts that I can if the engine is staying in the frame. Then spray with some GOOD paint stripper to remove any of the old clear coat from the parts. Then sand the rough spots with W/D paper and then start buffing. Once you get the finish you want you can degrease the part real well and spray it with a good clear. OR you can plan on doing the polishing monthly!!!! I did my XS1100 and parts of the Venture as well. Not a lot of fun but the end result is worth it. On the bearing situation, there are a few ways. The easiest way is to bore the heads for the bearing halves, then drill a couple retainer holes and install a couple brass pins to hold the bearings in place. Used to be a very common way of retaining bearings in large engines. Another way is to grab some Loctite bearing and bushing retainer and use it... Or since you will be cutting the parts to fit anyway you could simply make them different sizes and use the step on the edge to retain them and keep them in place. Just cut one bushing thicker than the other so one side has a lip. -- Steve W. |
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