Those servos are good but pretty slow. I'd go for something under .11 for speed.
I run nothing but Orions in my sc10 and 8ight. This is whats in the sc10:
http://www.amainhobbies.com/product_...-Digital-Servo
If thats to pricey go with the Savox, It is almost identical:
http://www.amainhobbies.com/product_...ium-Gear-Servo