Originally Posted by jeepsr4ever
Intake:
291 090 502
.100 71 74 70
.200 127 156 143
.300 179 201 192
.400 209 219 213
.500 217 226 220
.600 222 232 228
.700 228 238 236
Exhaust:
.100 55 56 59
.200 107 112 113
.300 135 141 146
.400 142 145 150
.500 145 149 152
.600 145 150 153
.700 145 151 153
Those are stock numbers for 3 different heads (via Ken Parkmans test). Edelbrocks walk all over the stock heads...ported you can get a set of heads to flow well but we are talking over port, brass shims and epoxy.