Ever wonder what it takes to reproduce a part, albeit a complex part, that comes in 4 variations??? When you have some time... read this...a few videos.. http://corvaircenter.com/phorum/read.php?1,452426,page=6 Matt Nall Charleston, Oregon http://tinyurl.com/The-Corvair-Patio http://tinyurl.com/Matts-Tech-Pages