What Am I? Under The Lid

Welcome to another edition of DT’s cure for the Monday morning blues, everybody’s least favorite crying game — What Am I?  Last week, I thought I had found the ultimate in unsolvable quiz, a Facel Vega with a Toyota 18R-G swap, but my mistake was finding a car that was so cool that others had picked up the listing…so this week’s What Am I? topic is a bit less cool.

What Am I?  Comments below.