What are these holes in the manifold? - The AMC Forum - Page 1
Vac line for choke? | Ford Muscle Cars Tech Forum
1960-1969 All Makes All Models Parts | 9819B | 1960-69 Ford/Mercury; 144/170/200 6-Cylinder; Heat-Riser Choke Tube; Mustang/Ranchero/Falcon | Classic Industries