2024 TECHNICAL BULLETINS
IMSA WEATHERTECH CHAMPIONSHIP
Technical Bulletin IWSC #24-02: 11/01/23 2024 Technical Regulations Release
Technical Bulletin IWSC #24-06: 11/29/23 Technical Regulations Update, LMP2, GTD-PRO, GTD
Technical Bulletin IWSC #24-07: 11/30/23 IMSA GTP Regulatory Control Diagram Update
Technical Bulletin IWSC #24-08: 11/30/23 IMSA DBC Updates: GTP, GTD, GTD-PRO
Technical Bulletin IWSC #24-09: 11/30/23 Safety and Inspection Hours Update: December Daytona Test
Technical Bulletin IWSC #24-11: 12/05/23 IMSA GTP Power Correction Factor: Daytona December Test
Technical Bulletin IWSC #24-12: 12/14/23 Technical Regulations Update: GTD-PRO, GTD
Technical Bulletin IWSC #24-13: 01/03/24 IMSA Rolex 24 Post Race Technical Inspection - GTP, GTD-PRO
Technical Bulletin IWSC #24-14c2: 01/12/24 IMSA DBC Updates - GTP, GTD, GTD-PRO Corrected
Technical Bulletin IWSC #24-16: 01/05/24 IMSA GTP Regulatory Control Diagram Update
Technical Bulletin IWSC #24-17: 01/10/24 IMSA GTP Voluntary Scan Hours
Technical Bulletin IWSC #24-18r1: 01/16/24 IMSA BoP: ROAR Before the 24
Technical Bulletin IWSC #24-19: 01/12/24 IMSA Data Stick Collection: ROAR and Rolex 24
Technical Bulletin IWSC #24-20: 01/12/24 IMSA Refueling Data Distribution
Technical Bulletin IWSC #24-22: 01/18/24 IMSA GTP Power Correction Factor: ROAR Before the 24 Event
Technical Bulletin IWSC #24-24: 01/21/24 IMSA GTP Mandatory Pre Race Inspection: Rolex 24 At Daytona
Technical Bulletin IWSC #24-26: 01/22/24 IMSA GTP Mandatory Safety Inspection: Rolex 24 At Daytona
Technical Bulletin IWSC #24-27: 01/24/24 IMSA GTP Power Correction Factor: Rolex 24 At Daytona
Technical Bulletin IWSC #24-28: 01/24/24 IMSA GTD-PRO & GTD BoP: Rolex 24 At Daytona
Technical Bulletin IWSC #24-29: 01/24/24 IMSA LMP2 BoP: Rolex 24 At Daytona
Technical Bulletin IWSC #24-30: 01/24/24 IMSA GTP BoP: Rolex 24 At Daytona
Technical Bulletin IWSC #24-31: 03/06/24 Sebring 12H Race IMSA Data Stick - GTP, GTD-PRO, GTD
Technical Bulletin IWSC #24-34: 03/07/24 IMSA BoP: 12 Hours of Sebring Event
Technical Bulletin IWSC #24-35: 03/13/24 IMSA GTP Power Correction Factor: 12 Hours of Sebring
Technical Bulletin IWSC #24-37: 04/08/24 IMSA BoP: Long Beach Event
Technical Bulletin IWSC #24-38: 04/18/24 IMSA GTP Power Correction Factor: Long Beach Event
Technical Bulletin IWSC #24-40: 05/01/24 IMSA BoP: Laguna Seca: GTD-PRO & GTD
Technical Bulletin IWSC #24-41: 05/02/24 IMSA GTP Regulatory Control Diagram Update
Technical Bulletin IWSC #24-42: 05/02/24 IMSA BoP: Laguna Seca - GTP
Technical Bulletin IWSC #24-43: 05/07/24 Technical Regulations Update - LMP2
Technical Bulletin IWSC #24-44: 05/09/24 IMSA GTP Power Correction Factor: Laguna Event
Technical Bulletin IWSC #24-45: 05/22/24 IMSA BoP: Detroit Event
Technical Bulletin IWSC #24-47: 05/30/24 IMSA GTP Power Correction Factor: Detroit Event
Technical Bulletin IWSC #24-49: 06/12/24 IMSA BoP: Watkins Glen 6Hr Event
Technical Bulletin IWSC #24-50: 06/12/24 IMSA DBC Updates - GTP
Technical Bulletin IWSC #24-51: 06/12/24 Watkins Glen Race IMSA Data Sticks - GTP, GTD-PRO, GTD
Technical Bulletin IWSC #24-52: 06/12/24 IMSA GTP Regulatory Control Diagram Update
Technical Bulletin IWSC #24-53: 06/20/24 GTP Power Correction Factor: WGI Event
Technical Bulletin IWSC #24-54: 07/03/24 IMSA Technical Regulations Update: GTD-PRO & GTD
Technical Bulletin IWSC #24-55: 07/03/24 IMSA BoP: Canadian Tire Motorsport Park Event
Technical Bulletin IWSC #24-57: 07/25/24 IMSA BoP: Road America Event
Technical Bulletin IWSC #24-58: 07/25/24 IMSA GTP Regulatory Control Diagram Update
Technical Bulletin IWSC #24-59: 07/25/24 IMSA DBC Updates - GTP, GTD, GTD-PRO
Technical Bulletin IWSC #24-60: 07/29/24 IMSA Technical Regulations Update: GTD-PRO & GTD
Technical Bulletin IWSC #24-61: 08/01/24 IMSA GTP Power Correction Factor: Road America Event
Technical Bulletin IWSC #24-62: 08/14/24 IMSA BoP: VIR Event
Technical Bulletin IWSC #24-63c1: 09/06/24 IMSA DBC Updates - GTD-PRO and GTD Corrected
Technical Bulletin IWSC #24-64: 09/06/24 IMSA GTP Regulatory Control Diagram Update
Technical Bulletin IWSC #24-66: 09/11/24 IMSA BoP: Indianapolis Event
Technical Bulletin IWSC #24-67: 09/11/24 Indianapolis 6Hr Race IMSA Data Sticks - GTP, GTD-PRO & GTD
Technical Bulletin IWSC #24-68: 09/19/24 IMSA GTP Power Correction Factor: Indianapolis Event
Technical Bulletin IWSC #24-69 09/24/24 Indianapolis Baro Update Schedule
Technical Bulletin IWSC #24-70: 10/01/24 IMSA BoP: Motul Petit LeMans Event
Technical Bulletin IWSC #24-73: 10/09/24 IMSA GTP Power Correction Factor: Motul Petit Le Mans Event
IMSA MICHELIN PILOT CHALLENGE
Technical Bulletin IMPC #24-01: 11/01/23 2024 Technical Regulations Release
Technical Bulletin IMPC #24-02: 11/29/23 IMSA Technical Regulations Update
Technical Bulletin IMPC #24-03: 11/30/23 2024 GS Loom Certification and Logger Unlock
Technical Bulletin IMPC #24-04: 01/03/24 IMSA Technical Regulations Update: TCR
Technical Bulletin IMPC #24-05: 01/10/24 IMSA BoP: Daytona ROAR
Technical Bulletin IMPC #24-06: 01/12/24 IMSA GS Scrutineering Fuel Flow Meter Update
Technical Bulletin IMPC #24-07r1: 01/19/24 GS & TCR Data Submission Procedure: ROAR Event
Technical Bulletin IMPC #24-08: 01/16/24 GS Technical Regulation 8.2.2.c: Daytona Events
Technical Bulletin IMPC #24-09: 01/18/24 2024 GS Barometric Pressure Reference: ROAR Event
Technical Bulletin IMPC #24-10: 01/20/24 Technical Regulations Update: GS
Technical Bulletin IMPC #24-11: 01/23/24 IMSA BoP: Daytona Race
Technical Bulletin IMPC #24-12: 01/24/24 2024 GS Barometric Pressure Reference: Daytona Race
Technical Bulletin IMPC #24-13: 03/01/24 IMSA BoP: Sebring
Technical Bulletin IMPC #24-14: 03/12/24 2024 GS Barometric Pressure Reference: Sebring Event
Technical Bulletin IMPC #24-15: 04/29/24 IMSA BoP: Laguna Seca Race Event
Technical Bulletin IMPC #24-16: 05/09/24 2024 GS Barometric Pressure Reference: Laguna Event
Technical Bulletin IMPC #24-17: 05/28/24 IMSA BoP: Mid-Ohio Race Event
Technical Bulletin IMPC #24-19: 06/06/24 2024 GS Barometric Pressure Reference: Mid-Ohio Event
Technical Bulletin IMPC #24-20: 06/12/24 IMSA BoP: Watkins Glen Race Event
Technical Bulletin IMPC #24-21: 06/20/24 2024 GS Barometric Pressure Reference: Watkins Glen Event
Technical Bulletin IMPC #24-22: 07/03/24 IMSA Technical Regulations Updates: GS and TCR
Technical Bulletin IMPC #24-23: 07/03/24 IMSA BoP: Canadian Tire Motorsport Park Race Event
Technical Bulletin IMPC #24-24: 07/11/24 2024 GS Barometric Pressure Reference: CTMP Event
Technical Bulletin IMPC #24-25: 07/25/24 IMSA BoP: Road America Event
Technical Bulletin IMPC #24-26: 08/01/24 2024 GS Barometric Pressure Reference: Road America Event
Technical Bulletin IMPC #24-27: 08/14/24 IMSA BoP: VIR Event
Technical Bulletin IMPC #24-28: 08/22/24 2024 GS Barometric Pressure Reference: VIR Event
Technical Bulletin IMPC #24-29c1: 09/17/24 IMSA BoP: Indianapolis Event Corrected
Technical Bulletin IMPC #24-30: 09/19/24 2024 GS Barometric Pressure Reference: Indianapolis Event
Technical Bulletin IMPC #24-31c1: 10/03/24 IMSA BoP: Michelin Raceway Road Atlanta Event Corrected
Technical Bulletin IMPC #24-32: 10/08/24 2024 GS Barometric Pressure Reference: Road Atlanta Event
IMSA VP RACING SPORTSCAR CHALLENGE
Technical Bulletin VPRC #24-01: 11/01/23 2024 Technical Regulations Release
Technical Bulletin VPRC #24-02: 01/03/24 Technical Regulations Update: P3
Technical Bulletin VPRC #24-03: 01/12/24 IMSA GSX Scrutineering Fuel Flow Meter Update
Technical Bulletin VPRC #24-04: 01/16/24 GSX Technical Regulation 8.2.2.c: Daytona ROAR
Technical Bulletin VPRC #24-05: 01/20/24 GSX Technical Regulation 8.2.2.c: Daytona ROAR
Technical Bulletin VPRC #24-07: 06/06/24 GSX Barometric Pressure Reference: Mid-Ohio Event
Technical Bulletin VPRC #24-08: 07/11/24 GSX Barometric Pressure Reference: CTMP Event
Technical Bulletin VPRC #24-09: 08/22/24 GSX Barometric Pressure Reference: VIR Event
Technical Bulletin VPRC #24-10: 10/08/24 GSX Barometric Pressure Reference: Road Atlanta Event
PORSCHE CARRERA CUP
Technical Bulletin PCCNA #24-01: 03/01/24 2024 Technical Regulations Release
Technical Bulletin PCCNA #24-02: 03/12/24 2024 Minimum Weights