steven mack

Anybody know the specs on the 85 vette cast iron heads?Thanks

John A. Marker

1.94" intake valves, 1.5 exhaust valves, 76 cc chamber size. Not sure if these flow numbers are cast iron or aluminum:
.200 120/104
.300 160/133
.400 186/151
.500 196/170

Compression was 9.0 to 1.

-John

steven mack

Thanks John