Streetmaster to Airgap

But they'll port whatever head you pay them to port. That doesn't mean a thing in regards to "how good" the head might be.

Maybe you missed this bit:

One of our main avenue's is in the NHRA Super Stock and Comp Eliminator class. Many racers in these two classes run all Modern Cylinder Head products in their cars

If you were chasing like the guys in these classes chase would you send your heads to Tom and Jerry?