Yellow stuff?

[surf2snow]

When setting up the ring & pinion what is the name of that yellow stuff? And whare can I find it???

 

[XJ_ranger]

gear marking compound?

usually comes in the master install kit...

can also be blue...

 

[Matt S.]

I use Prussian Blue from permatec.

 

[surf2snow]

OK now that I know what is called I Googled gear marking compound and found out that cheap tooth paste, or layout die/grease (dykeem grease) from any machine shop.