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#27572 from Nic Piekarski · Rule change · TB 20-01 (2020-01 Fastrack)
In T3, Mazda MX-5 Global Cup Miata (2016-), change Tire Size as follows:
"Series spec tires: 215/610 R17 BF Goodrich G-Force Slick, 20/61-17 G-Force Wet-P2G or 225 DOT"
In T3, Mazda MX-5 Global Cup Miata (2016-), change Notes as follows:
"Shoulder harness installation must conform to FIA mounting specifications that are approved for this
vehicle per section 6.2 FIA article 253, safety equipment. Must meet all MX-5 Global Cup rules in
Appendix. Tires must conform to the Touring rules. Any OEM or aftermarket hardtop is permitted that
retains the OEM roof silhouette, including Mazda hardtop Mazda hardtop part #0000-07-5902- ND and
#0000-07-5902-ND part #0000-07-5901 (discontinued DG Motorsports). If a hardtop is used, latches
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shall be replaced with positive fasteners. OBD2 requirement does not apply. Ballast box may be
removed."