Johnscapris
This is what they look like.
I have only ever seen the 4 cyl and was steel in construction.
Yup, Thats them. I'm sure I have that pic somewhere.
Made mine up for a V6 from 1mm sheet metal, and Ive seen only 1 in 25yrs at a show on a V6 (proudly pointed out by the owner !!!)