This fill tube is made of .035" wall carbon steel tube painted the correct pink color. (OEM is .029" wall) The bolt tab is TIG welded to the tube for robustness. This tube has the  slightly flatted side just below the bolt tab that the original tube has. Made to exceed OEM specs.

The dipstick for this fill tube is now available. Go here to view it: http://www.kickdownrods.com/shop/1970-mustang-cougar-428-cj-c-6-transmission-dipstick