nailhead weiand intake question

how easy is it to find a tall ( with windows or air gap) weiand drag star 6x2 intake for a buick nail head? are they rare ? were they for athe later engines? any info on this will be appreciated. thank. drew

 

Russ at Centerville has them. http://www.centervilleautorepair.com/

 

Russ is repopin them

I looked for 7 years to find mine ended up having Russ find me one. I made up my mind a long time ago that the car I'm building will have as little repop stuff as possible