Do radial slicks hook better in the heat than bias?

RockinRobin said
I currently run a 12" wide slick and I think the widest radial slick is 10.5 or 11. I'd be nervous about going down in width. Also I don't know if they will go on a 12" wide wheel.

I think my wheels are 11.5 wide. I will have to look I that.