Clemen Keonhardt's Gunbus has a Motogadget tachometer. I checked out the website and discovered Motogadget has some very neat products. Pricey, but as usual you get what you pay for. I wish I had found this stuff before designing the electrics for my project. I might make a few changes yet...
http://www.motogadget.de/en/webshop_en/ ... ebshop.htm
Motogadget Gadgets
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