I am in San Diego at the moment but I do have a picture of a rusted to death big block k-frame from a 69 Cuda, which is the same as a 68.

4909846-IM000259.JPG (157 downloads)
The funny thing about science is that if you change one miniscule parameter you change the entire outcome to the way you want it.

JB Rhinehart, Realist

A-Body's RULE!