Brass T-fitting with 3/16" vacuum line. Two versions for early and late 1964. Tri-power Engine Performance You do not have to

You do not have to remove the 66 choke shaft

done correctly

What we have found out by trail and error is that the Black composite float that we sell in the shopping cart for $12

aftermarket cams and heads

11- photos attached of customers various locations for installation of regulator and gauge

Brass T-fitting with 3/16" vacuum line. Two versions for early and late 1964. Tri-power Engine Performance You do not have toThis is the T fitting that uses the 3 16" vacuum line. There is also a 1 8" vacuum line. Check to see what you have prior to ordering. If you need fitting for vacuum advance listed on site for $5. If you need to plug 3 16" vacuum port, plug is listed on site for $17.