Try O'Brien County Implement at <!-- m --><a class="postlink" href="http://www.obci.net">http://www.obci.net</a><!-- m -->. They will have a kit for it. They might not come with a high speed jet. If it doesn't, You can get one from B &amp; C Truck Electric in Kansas City, MO at <!-- m --><a class="postlink" href="http://www.bctruckelectric.com">http://www.bctruckelectric.com</a><!-- m -->. They are very helpful folks there. Just have the carb make, model, and the part number of your item ready and you'll have it in hand in no time.
Geoffrey