Maybe throw a chrome acorn nut under it...
http://www.northerntool.com/webapp/wcs/stores/servlet/product_6970_200104774_200104774

http://www.northerntool.com/webapp/wcs/stores/servlet/category_6970_771593+768693+771389

For non motorcycle auxiliary lighting needs
http://www.northerntool.com/webapp/wcs/stores/servlet/product_6970_525434_525434
and get a high wattage sealed beam lamp at NAPA from a revolving emergency light to put in it