Don't know if Joe's post was titled Optional engines for your COPO or not. This link is Ford Racing's Crate Motor selection. It doesn't say We put this in our Cobra Jet drag cars that ship with parachute mounts. The modular engine is similar to the CJ if not the same. The motor in Karen Comstock's CJ is similar to the blue one. I didn't get under the valve covers...
Ford Racing Crate Motors
Dale