2021 TECHNICAL BULLETINS



IMSA WEATHERTECH SPORTSCAR CHAMPIONSHIP

Technical Bulletin IWSC #21-01: 11/20/20 IWSC 2021 Technical Regulations

Technical Bulletin IWSC #21-02: 11/20/20 IWSC LMP3 Daytona Technical Specifications

Technical Bulletin IWSC #21-03: 12/09/20 IWSC LMP3 Base Regulations, Camera and Radio Technical Regulations

Technical Bulletin IWSC #21-04: 12/21/20 Bosch Scrutineering System Manual Updates 

Technical Bulletin IWSC #21-05: 01/13/21 IWSC LMP3 Technical Regulations

Technical Bulletin IWSC #21-06: 01/14/21 Daytona ROAR BoP Tables

Technical Bulletin IWSC #21-06R: 01/24/21 Daytona ROAR BoP Tables 

Technical Bulletin IWSC #21-07: 01/21/21 IMSA ROAR Before the 24 GTD Barometric Pressure Reference

Technical Bulletin IWSC #21-08: 01/21/21 IMSA ROAR Refueling Restrictor Declaration

Technical Bulletin IWSC #21-09: 01/25/21 IWSC LMP3 2021 Daytona Technical Specifications Update

Technical Bulletin IWSC #21-10: 01/27/21 Daytona Race BoP Tables

Technical Bulletin IWSC #21-11: 01/27/21 IMSA Rolex 24 at Daytona GTD Barometric Pressure Reference

Technical Bulletin IWSC #21-12: 01/29/21 IWSC CAN Isolator Removal

IMSA MICHELIN PILOT CHALLENGE