81 280zx 2+2 Gas Pedal Replacement

So a year or so ago, I was driving along, and I stomped the pedal only to watch my car go straight to idle.

The little plastic piece that attaches the pedal lever to the throttle rod ended up breaking (28 year old plastic tends to be somewhat brittle)

In short, does anyone know where I can find a new gas pedal?

I'm currently using a shoe string tied from the throttle rod to the pedal lever. Not the most robust