2027 IMSA RULES & REGULATIONS

IMSA WEATHERTECH CHAMPIONSHIP

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IMSA SCRUTINEERING SYSTEM FILES

IMSA GTP Spec Scrutineering Manual v1.7.6

IMSA GTD Spec Scrutineering Manual v1.7.6

Public CAN Declaration Form 

IMSA GTP CAN BUS 1 Specification Rev 13

IMSA GTP CAN BUS 2 Specification 20

IMSA GTD & GTD PRO CAN 2 Public Team ECU Rev 9

IMSA GTD & GTD PRO CAN 1 Public Team ECU rev1

IMSA MICHELIN PILOT CHALLENGE

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IMSA VP RACING SPORTSCAR CHALLENGE

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IMSA VPRC SCRUTINEERING SYSTEM FILES

MAZDA MX-5 CUP

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LAMBORGHINI SUPER TROFEO

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PORSCHE CARRERA CUP

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FERRARI CHALLENGE

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MUSTANG CHALLENGE

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2026 rules & regulations

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