I woud go with a flex 8. Unless you want it a lot stiffer. Then go 10. The spoiler will certainly help. but I think the best way to solve your chicken leg problem would be with a Booster strap so you can really crank down on the top of the boot and get it tight.
Co- Owner, Slope Style Ski Shop
skiing what i thought this was a porn site and every one i was talking to were sexy ppl ..i thought skiing was a sex term we all uesed. damn!-twintiprider