W2 heads I think they are ready
my motor i build in mid 90s...race w2s....which i ported...20 over 340..stock stroke..(old 318 truck crank)11 to 1..comp...600 comp cam...roller...i drove the car every where ..3200lbs..ran 11.50s street slicks and mufflers..ran on lean side...and then i got married..lol...im sure if id tuned it more and had more runs at the track,,id see a 10.90...didnt use the trans brake..