Originally posted by harleydadof2
I started to break in the cam. After about 3 minutes, the headers on cylinders 4 6 8 started to glow red.
Seeing as these are all on the same side of the engine, my guess is that this header might be a little restricted. An intake leak would usually only happen to one cylinder.

Furthermore, if your timing is retarded, it will run rather hot. Make sure the timing is set correctly.