I wouldn't guess on the hp Mike, as i dont know much about sb but i hope you get what you're looking for.
Randy It takes 585 hp to run 10.80 and 601 to run 10.70 at that weight, your 11.19 equates to 526, that's from the wallace calc.
Mick


69 Dart GTS 440 mopar .590 cam, Edelbrock heads, 3200#
best et 6.45, 106.78, 10.14, 132.88 mph, 1.47 60ft
best 60ft 1.36