I have Dudro fueling valves and try to build them in always, very good and trouble free. Remote glows are a good idea as well as the quick charging socket and switch.
http://www.shopatron.com/product/part_number=334/101.0
http://www.shopatron.com/product/par...161.5181.0.0.0
http://www.shopatron.com/product/part_number=794/101.0