Cadillac Honors Racing Legend with MAC-26 Designation for Inaugural F1 Entry

Cadillac has unveiled the name for its debut Formula 1 vehicle, selecting MAC-26 as a tribute to iconic driver Mario Andretti, the 1978 world champion. The designation represents a significant moment for the team as it prepares to join the 2026 grid with a nod to one of motorsport's greatest names.

Formula 1CadillacMario Andretti

In a meaningful tribute to one of racing's most celebrated figures, Cadillac has announced that its maiden Formula 1 machine will carry the designation MAC-26. The naming choice references Mario Andretti, the legendary 1978 world champion whose contributions to motorsport have left an indelible mark on the sport.

The MAC-26 nomenclature represents Cadillac's acknowledgment of Andretti's storied career as the team embarks on its competitive journey in Formula 1. By incorporating the Andretti name into its inaugural vehicle, Cadillac signals the importance of this racing heritage as the manufacturer prepares to debut on the 2026 grid.

This decision underscores the weight of history and tradition that will accompany Cadillac's entry into Formula 1, with the MAC-26 serving as a symbolic bridge between the sport's legendary past and the team's ambitious future.

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sporting Regulations

Art. B8.2.3

technical Regulations

Art. 11U

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Full Regulation Text

Sporting Regulations

Article B8.2.3

FIA Source

Additional Power Unit Units

Chapter: B8

In Simple Terms

In 2026, drivers get one extra Power Unit component for free if their engine manufacturer is brand new to F1 that season. This is a one-time allowance to help new manufacturers get up to speed without penalty concerns.

New Power Unit manufacturers in 2026 get one additional allocation of each engine component
This concession only applies to manufacturers in their first year of supplying F1 engines
The extra unit applies to all Power Unit elements defined in Article B8.2.2
This is a regulatory allowance, not a penalty relief measure

Official FIA Text

Each driver will be permitted to use an additional unit for each of the Power Unit elements in Article B8.2.2 in the 2026 Championship if the Power Unit is supplied by a PU Manufacturer in its first year of supplying Power Units.

power unit2026new manufacturerengine allocationfirst year

2026 Season Regulations

Technical Regulations

Article 11U

FIA Source

SECU Team applications

Chapter: null

In Simple Terms

Article 11U covers how teams apply to become official F1 competitors and the requirements they must meet. Teams need to submit applications to the FIA with detailed information about their organization, finances, facilities, and personnel to be approved to compete in the championship.

Teams must submit formal applications to the FIA to gain approval as official F1 competitors
Applications must include comprehensive details about team structure, technical capability, and financial stability
The FIA reviews applications to ensure teams meet all regulatory and safety standards
Approved teams receive the necessary licenses and credentials to participate in the championship