This is Dash replacement for 1966/1967 Chevelle and Malibu.This is a natural steel part that is CNC manufactured and hand welded. The part needs to be painted or plated to prevent rusting. Comes with six gauge holes : 2 each are 3-1/8" for Speedometer and Tachometer. The four smaller ones are 2-1/16" for Oil, water, volt and fuel.
As seen in Super Chevy Magazine http://www.superchevy.com/features/1604-must-see-show-quality-street-driven-1967-chevelle/