Are these the same part ?
 

i think not but thought i would ask. the one with the repaired line is from a 72 i believe. i picked the other one up at Hershey for 10 bucks thinking i could use the nuts worse case.

Are these completely different parts that are non interchangeable ?

Thanks http://forums.pelicanparts.com/uploa...1524442909.jpg

From what j have read i think i need the one with the paper towel in the end for my ssi conversion
Its from a 74