2021 IMSA RULES & REGULATIONS
IMSA WeatherTech Sportscar Championship
2021 IMSA Sporting Regulations (and SSR) of the IWSC 08/26/21
2021 IMSA Sporting Regulations (and SSR) of the IWSC Redline 08/26/21
2021 IWSC Technical Regulations DPi 04/23/21
2021 IWSC Technical Regulations DPi Redline 04/23/21
2021 IMSA DPi/LMP2 Scrutineering System Manual v1.2.8
2021 IMSA DPi/LMP2 Scutineering System Manual v1.2.8 REDLINE
2021 GTLM/GTD Scutineering System Manual v1.4.7
2021 GTLM/GTD Scrutineering System Manual v.1.4.7 REDLINE
IMSA GTLM/GTD CAN Specification v1.16.1
IMSA GTLM/GTD CAN Specification v.1.16.2 (M6)
IMSA Prototype CAN Specification v1.5.1 (Acura CAN 1)
IMSA Prototype CAN Specification v1.5.1 (Cadillac CAN 2)
IMSA Prototype CAN Specification v1.5.1 (LMP2 CAN 1)
IMSA Prototype CAN Specification v1.5.1 (LMP2 CAN 2)
IMSA Prototype CAN Specification v1.5.1 (Mazda CAN 1)
IMSA Prototype CAN Specification v1.5.1 (Mazda CAN 2)
Links:
Scrutineering Declaration & Fueling Restriction Declaration
2021 IMSA Sporting Regulations (and SSR) of the IMPC 08/26/21
2021 IMSA Sporting Regulations (and SSR) of the IMPC Redline 08/26/21
2021 IMPC Technical Regulations GS 04/23/21
2021 IMPC Technical Regulations GS Redline 04/23/21
2021 IMPC Technical Regulations TCR 04/23/21
2021 IMPC Technical Regulations TCR Redline 04/23/21
poRSCHE CARRERA CUP
2021 IMSA Sporting Regulations (and SSR) of the PCCNA 08/26/21
2021 IMSA Sporting Regulations (and SSR) of the PCCNA Redline 08/26/21
2021 PCCNA Technical Regulations PRO & PRO-AM 02/24/21
2021 PCCNA Technical Regulations PRO-AM 991 02/24/21
fERRARI cHALLENGE
mAZDA MX-5 CUP
2021 IMSA Sporting Regulations (and SSR) of the MX-5 08/26/21
2021 IMSA Sporting Regulations (and SSR) of the MX-5 Redline 08/26/21
2021 Mazda MX-5 Cup Technical Regulations 01/20/21