I've emailed the this mystery ttnet member the link to the thread. From the vast amount of information that he discovered and researched, the FoamSeal product is the last thing I would stick in my car if chassis rigidity was my main concern.
"As the Z32 gets older and decreases in value it becomes affordable by lower income and often less desirable people whose tastes reflect their personality and social standing.- Marshall 17:37:05 10/10/03