Orifice Tube Color Chart
Ford | |
|
FOT Color |
Orifice Size |
| Blue | .067" |
| Red | .062" |
| Orange | .057" |
| Green | .052" |
| Brown | .047" |
General Motors | |
|
FOT Color |
Orifice Size |
| White | .072" |
| Black/White | .072" |
Automotive Air Conditioning — FAQs and Technical Information