Hole size for tach grommet
 

Hello all,

I am wondering if anyone knows what size the pass through hole is in the firewall for the tach harness grommet?

I am preparing to make my own tach harnesses and need to know what size grommet to use.

Thank you in advance,
Tom

Re: Hole size for tach grommet
 

Here you go Tom: http://67-72chevytrucks.com/vboard/s...d.php?t=147671

Re: Hole size for tach grommet
 

As always, I appreciate it Scott.

Take care,
Tom