All i can find is an @ .700 number. Both on the website and courtesy of Stan Weiss.
What I think could help you is numbers for the same head in aluminum courtesy of Dave McLain via Stan Weiss...
I dont think they are dead on but they got to be at least close
.100, 73/66
.200, 145/128
.300, 217/176
.400, 283/210
.500, 334/239
.600, 377/261
.700, 404/278
.800, 420/293
.900, 419/301
What I think could help you is numbers for the same head in aluminum courtesy of Dave McLain via Stan Weiss...
I dont think they are dead on but they got to be at least close
.100, 73/66
.200, 145/128
.300, 217/176
.400, 283/210
.500, 334/239
.600, 377/261
.700, 404/278
.800, 420/293
.900, 419/301