I'll be sticking with my "Magic Tires". They just keep getting better and better.
I loved the Z1s on my Focus and hated the XS. I've seen a Focus do well locally on RE11s. He was only using those because he got them really cheap.
What class are you running mike?
Tri-State Sports Car Council/Chicago Region SCCA/Milwaukee Region SCCA
Do better every run.
2002 ZX3 (daily)
1990 CRX Si STS (project)
2007 Pontiac Solstice Club Sport ZOK (autox)