Home/
Registry/
Ford/
Bronco/
1980-1986/
“That dirty old truck”/
Photo
supermotors.net/registry/media/252399
Secondary Air Check Valve
If this valve fails, hot exhaust can blow into the 2ndry air system, melting plastic & possibly starting fires.
Before madly ripping out all the emissions systems on your vehicle, read this article.
See also:
.
. ![]()
No comments yet.