IMSA WEATHERTECH SPORTSCAR CHAMPIONSHIP

Technical Bulletin IWSC #23-01: 10/14/22 IWSC 2023 Technical Regulations

Technical Bulletin IWSC #23-02: 10/20/22 BSSM Update

Technical Bulletin IWSC #23-03: 10/26/22 Technical Regulations Update

Technical Bulletin IWSC #23-04: 11/01/22 BSSM Updates and GTD/GTD-PRO Harnesses

Technical Bulletin IWSC #23-05: 12/05/22 IMSA Daytona December Test Power Correction Factor

Technical Bulletin IWSC #23-06: 12/14/22 BSSM Update 

Technical Bulletin IWSC #23-07: 12/21/22 2023 Rolex 24 At Daytona - GTP Post Race Technical Inspection

Technical Bulletin IWSC #23-08: 12/22/22 IMSA Daytona ROAR and Rolex 24 Performance Values

Technical Bulletin IWSC #23-09: 01/11/23 2023 Voluntary Technical Inspection

Technical Bulletin IWSC #23-10: 01/11/23 2023 ROAR/Rolex 24 IMSA Data Sticks - GTP, GTD-PRO, GTD

Technical Bulletin IWSC #23-11: 01/11/23 2023 Fuel Data Distribution

Technical Bulletin IWSC #23-12: 01/12/23 IMSA ROAR Before the 24 GTP BoP

Technical Bulletin IWSC #23-13: 01/13/23 IMSA ROAR Before the 24 GTD & GTD-PRO BoP

Technical Bulletin IWSC #23-14: 01/17/23 LMP2/LMP3 FIA Incident Data Recorder Update 

Technical Bulletin IWSC #23-15: 01/17/23 IMSA ROAR Before the 24 GTP Power Correction Factor

Technical Bulletin IWSC #23-16: 01/17/23 IMSA GTP Regulatory Control Diagram Update 

Technical Bulletin IWSC #23-17: 01/24/23 IMSA Rolex 24 At Daytona GTP, GTD PRO & GTD BoP

Technical Bulletin IWSC #23-18: 01/25/23 LMP2, LMP3, GTD PRO, & GTD Technical Inspection Hours Update

Technical Bulletin IWSC #23-19: 01/25/23 IMSA Rolex 24 At Daytona GTP Power Correction Factor

Technical Bulletin IWSC #23-20: 01/25/23 IMSA GTP Regulatory Control Diagram Update 

Technical Bulletin IWSC #23-21: 01/26/23 GTP, GTD PRO, and GTD VPMS System Mounting Update

Technical Bulletin IWSC #23-22: 01/26/23 GTP Pre-Race Technical Inspection Times 

Technical Bulletin IWSC #23-23: 02/08/23 IMSA Sebring Test GTP, LMP2, GTD PRO & GTD BoP

Technical Bulletin IWSC #23-24: 02/13/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure

Technical Bulletin IWSC #23-25: 02/14/23 IMSA GTP Regulatory Control Diagram Update 

Technical Bulletin IWSC #23-26: 02/14/23 IMSA Sebring Test GTP Power Correction Factor 

Technical Bulletin IWSC #23-27: 03/03/23 Technical Regulations Update, LMP2, LMP3, GTD-PRO, GTD

Technical Bulletin IWSC #23-28: 03/13/23 IMSA Sebring GTP and LMP2 BoP

Technical Bulletin IWSC #23-29: 03/08/23 IMSA DBC Updates - GTP, GTD, GTD PRO

Technical Bulletin IWSC #23-30: 03/08/23 IMSA GTP Torque Sensor Firmware Update 

Technical Bulletin IWSC #23-31: 03/08/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure

Technical Bulletin IWSC #23-32: 03/09/23 IMSA Sebring Race GTD PRO and GTD BoP

Technical Bulletin IWSC #23-33: 03/14/23 IMSA GTP Regulatory Control Diagram Update

Technical Bulletin IWSC #23-24: 03/14/23 Sebring 12H Race IMSA Data Sticks - GTP, GTD, GTD PRO

Technical Bulletin IWSC #23-35: 03/14/23 IMSA Sebring 12H GTP Power Correction Factor

Technical Bulletin IWSC #23-36: 03/30/23 Technical Regulations Update, LMP2, LMP3, GTD-PRO, GTD

Technical Bulletin IWSC #23-37: 03/30/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure - Long Beach

Technical Bulletin IWSC #23-38: 03/31/23 IMSA Long Beach GTP, GTD PRO & GTD BoP

Technical Bulletin IWSC #23-39: 04/06/23 IMSA Adapter Harness DBC Updates - GTD, GTD-PRO

Technical Bulletin IWSC #23-40: 04/13/23 IMSA Long Beach GTP Power Correction Factor 

Technical Bulletin IWSC #23-41: 05/04/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure - WRLS

Technical Bulletin IWSC #23-42: 05/04/23 IMSA WeatherTech Laguna Seca BoP

Technical Bulletin IWSC #23-43: 05/05/23 IMSA GTP Regulatory Control Diagram Update 

Technical Bulletin IWSC #23-44: 05/09/23 IMSA GTP Regulatory Control Diagram Update 

Technical Bulletin IWSC #23-45: 05/11/23 IMSA GTP Regulatory Control Diagram Update

Technical Bulletin IWSC #23-46: 05/11/23 IMSA GTP Technical Regulation Update 

Technical Bulletin IWSC #23-47: 05/11/23 IMSA Laguna Seca GTP Power Correction Factor 

Technical Bulletin IWSC #23-48: 06/03/23 IMSA Watkins Glen GTD PRO & GTD BoP

Technical Bulletin IWSC #23-49: 06/09/23 IMSA GTP Regulatory Control Diagram Update

Technical Bulletin IWSC #23-50: 06/09/23 IMSA DBC Updates - GTP

Technical Bulletin IWSC #23-51: 06/14/23 IMSA Watkins Glen GTP and LMP2 BoP

Technical Bulletin IWSC #23-52: 06/14/23 Watkins Glen Race IMSA Data Sticks - GTP, GTD-PRO, GTD

Technical Bulletin IWSC #23-53 06/15/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure – Watkins Glen

Technical Bulletin IWSC #23-54: 06/16/23 IMSA DBC Updates - GTP, GTD, GTD-PRO

Technical Bulletin IWSC #23-55: 06/16/23 IMSA GTP Regulatory Control Diagram Update 

Technical Bulletin IWSC #23-56: 06/19/23 IWSC WGI Safety and Technical Inspection Times

Technical Bulletin IWSC #23-57: 06/22/23 IMSA Watkins Glen GTP Power Correction Factor

Technical Bulletin IWSC #23-58: 06/29/23 IMSA Canadian Tire Motorsport Park BoP

Technical Bulletin IWSC #23-59: 06/29/23 IMSA GTP Regulatory Control Diagram Update

Technical Bulletin IWSC #23-60: 07/05/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure – CTMP

Technical Bulletin IWSC #23-61: 07/06/23 IMSA Canadian Tire Motorsport Park GTP Power Correction Factor

Technical Bulletin IWSC #23-62: 07/13/23 IMSA GTD, GTD-PRO BoP: Lime Rock, IMS Test, Road America Events

Technical Bulletin IWSC #23-63: 07/21/23 IMSA Indianapolis GTP and LMP2 BoP

Technical Bulletin IWSC #23-64: 07/26/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure - Indy Test 

Technical Bulletin IWSC #23-65: 07/27/23 IMSA Indianapolis Test GTP Power Correction Factor 

Technical Bulletin IWSC #23-66: 07/27/23 IMSA GTD, GTD-PRO BoP: Road America Event 

Technical Bulletin IWSC #23-67: 07/27/23 IMSA GTP and LMP2 BoP: Road America 

Technical Bulletin IWSC #23-68: 07/31/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure - Road America

Technical Bulletin IWSC #23-69: 08/03/23 Scrutineering of GTP Skid Blocks and Friction Areas

Technical Bulletin IWSC #23-70: 08/03/23 IMSA GTP Power Correction Factor: Road America Event 

Technical Bulletin IWSC #23-71 r1: 08/18/23 IMSA GTD, GTD-PRO BoP: VIR Event 

Technical Bulletin IWSC #23-72: 09/07/23 IMSA GTP Spin Test Data Submission Deadlines & Procedure: IMS

Technical Bulletin IWSC #23-73: 09/07/23 IMSA GTP & LMP2 BoP: Indianapolis Motor Speedway

Technical Bulletin IWSC #23-74: 09/07/23 IMSA GTD, GTD-PRO BoP: Indianapolis Motor Speedway

Technical Bulletin IWSC #23-75: 09/07/23 IMSA GTP & LMP2 BoP: MRRA

Technical Bulletin IWSC #23-76: 09/07/23 Technical Inspection Hours

Technical Bulletin IWSC #23-77: 09/14/23 IMSA GTP Power Correction Factor: Indianapolis Motor Speedway Event

Technical Bulletin IWSC #23-78: 10/04/23 IMSA GTD, GTD-PRO BoP: Road Atlanta

Technical Bulletin IWSC #23-79: 10/04/23 Fuel Vessels in Technical Inspection

Technical Bulletin IWSC #23-80: 10/04/23 Road Atlanta Race IMSA Data Sticks: GTP, GTD-PRO, GTD

Technical Bulletin IWSC #23-81: 10/09/23 IMSA GTP Spin Test Data Submission Deadlines and Procedure: Motul Petit Le Mans 

Technical Bulletin IWSC #23-82: 10/11/23 IMSA GTP Power Correction Factor: Motul Petit Le Mans

IMSA MICHELIN PILOT CHALLENGE

Technical Bulletin IMPC #23-01: 10/14/22 IMPC 2023 Technical Regulations

Technical Bulletin IMPC #23-02: 01/11/23 2023 ROAR GS Data Submission Procedure

Technical Bulletin IMPC #23-03: 01/11/23 2023 TCR Technical Regulations 

Technical Bulletin IMPC #23-04: 01/12/23 2023 Voluntary Technical Inspection 

Technical Bulletin IMPC #23-05: 01/12/23 IMSA ROAR Before the 24 BoP

Technical Bulletin IMPC #23-06: 01/17/23 FIA Incident Data Recorder Update 

Technical Bulletin IMPC #23-07: 01/19/23 2023 ROAR Event GS Barometric Pressure Reference

Technical Bulletin IMPC #23-08: 01/24/23 IMSA BMW M Endurance Challenge GS & TCR BoP

Technical Bulletin IMPC #23-09: 01/25/23 2023 IMSA BMW M Challenge at Daytona GS Baro Pressure Reference

Technical Bulletin IMPC #23-10: 02/08/23 2023 Sebring Test GS Data Submission Procedure

Technical Bulletin IMPC #23-11: 02/08/23 IMSA Sebring Test BoP

Technical Bulletin IMPC #23-12: 02/14/23 IMSA Sebring Test GS Baro Pressure Reference 

Technical Bulletin IMPC #23-13: 03/03/23 IMSA Sebring Race BoP

Technical Bulletin IMPC #23-14: 03/14/23 IMSA Sebring Race GS Barometric Pressure Reference

Technical Bulletin IMPC #23-15: 04/27/23 IMSA WeatherTech Raceway Laguna Seca Race BoP

Technical Bulletin IMPC #23-16: 05/11/23 IMSA Laguna Seca Race GS Baro Pressure Reference

Technical Bulletin IMPC #23-17: 05/24/23 IMSA Detroit Race BoP

Technical Bulletin IMPC #23-18: 06/01/23 IMSA Detroit Race GS Barometric Pressure Reference

Technical Bulletin IMPC #23-19: 06/14/23 IMSA Watkins Glen Race BoP

Technical Bulletin IMPC #23-20: 06/15/23 IMSA TCR Global Technical Bulletin 6

Technical Bulletin IMPC #23-21: 06/22/23 IMSA Watkins Glen Race GS Barometric Pressure Reference

Technical Bulletin IMPC #23-22: 06/29/23 IMSA Canadian Tire Motorsport Park Race BoP

Technical Bulletin IMPC #23-23: 07/06/23 IMSA Canadian Tire Motorsport Park Race GS Baro Pressure Reference

Technical Bulletin IMPC #23-24: 07/13/23 IMSA Lime Rock Park Race BoP

Technical Bulletin IMPC #23-25: 07/21/23 IMSA Indianapolis Test BoP

Technical Bulletin IMPC #23-26: 07/27/23 IMSA Indianapolis Test GS Baro Pressure Reference 

Technical Bulletin IMPC #23-27: 07/27/23 IMSA Road America Race BoP

Technical Bulletin IMPC #23-28: 08/04/23 IMSA GS Baro Pressure Reference: Road America 

Technical Bulletin IMPC #23-29: 08/16/23 IMSA BoP: VIR

Technical Bulletin IMPC #23-30: 08/16/23 Technical Regulations Update

Technical Bulletin IMPC #23-31: 08/24/23 IMSA GS Baro Pressure Reference: VIR

Technical Bulletin IMPC #23-32: 09/07/23 IMSA BoP: Indianapolis Motor Speedway

Technical Bulletin IMPC #23-33: 09/07/23 Technical Inspection Hours

Technical Bulletin IMPC #23-34: 09/14/23 IMSA GS Baro Pressure Reference: Indianapolis Motor Speedway

Technical Bulletin IMPC #23-35: 09/27/23 IMSA TCR QR Codes for Technical Forms

Technical Bulletin IMPC #23-36c1: 10/04/23 IMSA Balance of Performance: Road Atlanta 

Technical Bulletin IMPC #23-37: 10/04/23 Fuel Vessels in Technical Inspection

Technical Bulletin IMPC #23-38: 10/11/23 IMSA GS Baro Pressure Reference: Road Atlanta

 
IMSA VP RACING SPORTSCAR CHALLENGE

Technical Bulletin VPRC #23-01: 10/14/22 VPRC 2023 Technical Regulations

Technical Bulletin VPRC #23-02: 01/17/23 FIA Incident Data Recorder Update 

Technical Bulletin VPRC #23-03: 01/19/23 2023 ROAR Event GSX Barometric Pressure Reference 

Technical Bulletin VPRC #23-04: 03/08/23 FIA Impact Data Recorder Update

Technical Bulletin VPRC #23-05: 03/10/23 2023 Sebring Event GSX Barometric Pressure Reference

Technical Bulletin VPRC #23-06: 07/20/23 2023 Lime Rock Park GSX Barometric Pressure Reference 

Technical Bulletin VPRC #23-07: 08/18/23 GSX Technical Regulations Update

Technical Bulletin VPRC #23-08: 09/07/23 Technical Inspection Hours

Technical Bulletin VPRC #23-09: 10/04/23 Fuel Vessels in Technical Inspection

 

PORSCHE carrera cup north america

Technical Bulletin PCCNA #23-01: 03/09/23 2023 Minimum Weights

Technical Bulletin PCCNA #23-02: 03/13/23 2023 Technical Regulations

 

 

MAZDA MX-5 CUP

Technical Bulletin MX5 #23-01: 11/04/22 2023 MX5 Technical Regulations Publication

 

LAMBORGHINI SUPER TROFEO

Technical Bulletin LST #23-01: 09/11/23 LST Technical Inspection Hours: Indianapolis Motor Speedway Event

 

 

2022 Technical Bulletins