Those are some big #'s for sure.... All I'll want to see is Weight & MPH when it goes down the track. Karl should be happy.....

I did'nt realize you read/posted on moparts Alan.

Those heads are also angle milled to 16 degrees, and have what? a 42 CC chamber? Neat set of 5's, I did a true "round" exhaust port on them. Only set I have done like that. Here's couple pics of the heads, I ported them at least a year ago.