Originally Posted by
cyanide
Where are you thinking about foaming it at? I may take a crack at this if you have good results - I have a spare subframe in my garage that is getting SPL solid subframe and differential bushings in a few weeks.
Basically foam the entire subframe since its hollow. I know there was an article a few years ago about a shop over in japan that did it to a 350z. I'll try it out next weekend and see how it goes.