Ithink that is what I may have does it look like this
http://i245.photobucket.com/albums/gg59/cobraosc/1950%20Chevy%203604/SANY0067.jpg
http://i245.photobucket.com/albums/gg59/cobraosc/1950%20Chevy%203604/SANY0063.jpg
Unfortunately I never got to see my engine in one piece so I couldnt comment on how it works. Do you have any pics of yours installed? Thanks