90 over 318 Head Gasket info needed !!

4spdragtop said

Mopar performance # 4349557, heres a summit link, I bet dealer is cheaper.
Mopar Performance Composition Head Gaskets P4349557

Click to expand...

Summit shows those gaskets fitting all the wedge small blocks from 273 to 360, up to a 4.060 bore. Good luck with your SS engine!