Installation Instructions
(for Cabin Heat Control Valve)

Step 1:

First, copy the layout onto your firewall as the diagram shows below:
Picture
2" = 5.08cm

Step 2:

Then, drill the 2" (5.08cm) hole in the center. Also drill the #10 holes off to the side as shown in the diagram.

Step 3:

Install using the screws, washers, and nuts provided as shown in the photo. Be sure to put the gasket in between the firewall and valve.
Picture
The washers go on the interior side of the firewall.
Picture
Completed