Like others have said, stock they are pathetic but ported is another story. The issues come if you can do it yourself or if you have to pay someone. If you have to pay someone 1000.00 to port them there are way better options out there.

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time