I went with the rock auto kit and I needed every seal and part in it. That being said it was a lot more work than it seems. You may want to get a new end nut as I had to mutilate mine to get it off. A vice is helpful as well.
"The 300ZX Turbo is a dance; it's a song; it's rolling, roaring automotive art. There is no color that doesn't suit it. There is no mood-lifting chemical substance it can't replace." - Automobile Magazine