http://www.brodix.com/heads/headhuntersb.html
http://www.brodix.com/heads/topendcombos.html
flow
.200 lift -139cfmintake/122cfm exhaust
.300 lift -205cfmintake/166cfm exhaust
.400 lift -257cfmintake/200cfm exhaust
.500 lift -300cfmintake/219cfm exhaust
.600 lift -319cfmintake/227cfm exhaust
.650 lift -322cfmintake/233cfm exhaust
.700 lift -325cfmintake/236cfm exhaust
cost $2800 heads
$390 intake
$170 extra to have the intake ported to match
you could certainly reach well over 600-650 hp with a high compression roller cammed short block, in the 434-440 displacement range if the correct matched components were used, and you might be able to get 700hp if you really push
http://www.brodix.com/heads/topendcombos.html
flow
.200 lift -139cfmintake/122cfm exhaust
.300 lift -205cfmintake/166cfm exhaust
.400 lift -257cfmintake/200cfm exhaust
.500 lift -300cfmintake/219cfm exhaust
.600 lift -319cfmintake/227cfm exhaust
.650 lift -322cfmintake/233cfm exhaust
.700 lift -325cfmintake/236cfm exhaust
cost $2800 heads
$390 intake
$170 extra to have the intake ported to match
you could certainly reach well over 600-650 hp with a high compression roller cammed short block, in the 434-440 displacement range if the correct matched components were used, and you might be able to get 700hp if you really push