> Any sources for tr4 pull type headlights switch? I don't know of a commercial source offhand. But they show up on ebay fairly often, both used and NOS. Here's one: http://tinyurl.com/2392yc3 (He didn't list the TR4 application, but it's the right Lucas switch. Lucas 34477B will also work and is listed as a replacement for the 34317.) Randall