I have a 1985 series 3 Soveriegn it does not overheat but when I stop collant flows out of the overflow pipe, I am not sure if the header tank cap is the correct one can any one give me details of what it should look like
Cheers
Adrian

 

Here ya go.



CPC part # 532-16.

Since you are here in the Colonies, try Autobarn, Repco, SuperCheap, Bursons, whatever. We even got them in stock as they fit Commodore, simple part for a simple car.