An Old Timer once told me...

Nope



Intake valve are 1.78 exhaust are 1.50

.100 IN 76 EX 77
.200 111 113
.300 175 122
.400 201 126
.500 204 128

Don't laugh to hard...
BJR worked them up for me.

so they are not ported but they still flow 30 cfm more than stock?:sign5:
And bobby didnt fix the ratio which is weird...

none the less, good deal if they work for you.:thumblef: