Originally Posted by 82f100460

oh you can build a hell of a C4, don't get me wrong. But a stock one is a different story. My Mustang was around 500 HP (off the juice)...I went though 3 C4's until I had one built by a local guy that built race transmission. I paid plenty for it too!!!

The ZF5 was standard....later in the 80's though. Well not sure what you mean by standard actually...but it was offered. That's a big swap!!!