Recent content by Floyd650

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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    Thanks! I'm currently sorting out the wiring, after which I can fire it up again. I haven't had it running in over a year and not at all with the new pipe. I'll post up some video so you can hear it once I get it going again!
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    I had thought of that, and in retrospect, the seat might be a bit fluffy, especially up where it meets the tank. I think I am going to keep it all the way it is currently, but I have been trolling for another seat pan so I can build an alternative seat with a little less foam. With regard to...
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    Put the exhaust back on just to get a sense of the "big picture." Now on to a different sub-project: Electrical.
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    It worked! In this light, you can see the imperfections. I'll go back and make all of this again to get it just right with no voids in my resin. But as a first attempt, proof-of-concept, I'm pretty stoked! Not that it really matters to me either, but it is incredibly light: 265 grams. Again...
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    I hadn't thought out how I was going to attach the two halves of the cowl, but hoped that I'd just figure it out when the time came. Lining everything up seemed like a big opportunity to mess it up, and that would've been a big bummer after all the previous work. Finally I decided the best way...
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    I repeated the process with the other mold to make the top of the cowl. Here are the two pieces cut out and just sitting on top of each other.
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    Pulled the first part out of the mold, and it was pretty good! Not perfect, but that's the beauty of the mold, I can just lay up some more fiber and try it again!
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    I had added the big water carboy into the vacuum system, because if you have a leak then, in theory, the big vacuum reservoir will maintain the negative pressure. Two things happened. First, I did have a leak that I could never find. And second, when I really vacuumed the system hard, carboy...
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    So there were really two different parts of this process that I wanted to learn how to do. The first was making a mold from a plug, and that was crazy tedious but turned out well. The second was vacuum-bagging. Previously for my BMW adventure bike, I've made a couple carbon windscreens, a...
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    After I popped that mold off I was done with mold making and could move on to making the actual cowl.
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    Now in order to make the bottom of the cowl, I need a mold of that section, too. So I put the plug back into the first mold, waxed it all up again, sprayed it with mold release and repeated the operation.
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    When I popped out the plug, this is what I saw.
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    So I waxed the plug (which sounds dirty) and sprayed it with mold release, then covered it with gel coat and fiberglass. I crossed my fingers and let it sit for 24 hours.
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    MT250 Knobby Vintage Streetfighting Cafe Scrambling Rat Tracker

    After getting it just right, I painted it with high-build epoxy primer (http://www.eastwood.com/2k-areo-spray-high-build-urethane-primer-gray.html?reltype=2&parent_id=47967) which adds maybe 1 mm of thickness to the surface and is rock-hard. This allows you to sand it and polish it to a super...
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