Nicson was a company that made a lot of cast parts for Chevy 6s. A lot of it was for boats. It would be used stuff but it show up at swap meets and on eBay. I'm sure guys here have some. All I have is a GMC 2X1 manifold. It is good quality and there is a lot of it.

LINK

Last edited by Beater of the Pack; 12/09/13 11:03 PM.
"I wonder if God created man because he was disappointed in the monkey?" Mark Twain