Grommet (In Dash Tach Firewall Grommet)
Reproduction of the In Dash Tach Harness Firewall Grommet used on 1970 – 1972 GS, GSX & Skylark
Source – Inline Tube
The Photo below shows the factory Tach Grommet location. (Red Circle)
This Factory Hole is “Kitty Corner” of the Fuse Block hole and typically only found on actual GS Cars.