Reply To: 2019 Thunderslot Home › Forums › Club Races › Racing Calendar, Classes & Regulations › 2019 Thunderslot › Reply To: 2019 Thunderslot April 3, 2019 at 2:15 PM #13802 DattoParticipant I’m not convinced the tires that shipped with my T/S Lola are urethane. Vinyl, perhaps? I did run Saturday after the Group C race.
