Tensions Rise as Aston Martin and Honda Prepare for Crucial Pre-Race Talks in Japan
Aston Martin and Honda are scheduled to hold discussions prior to the Japanese Grand Prix, with insiders suggesting the meeting could prove contentious. The encounter is expected to address significant friction between the Formula 1 team and engine supplier.

A high-stakes confrontation appears to be brewing between Aston Martin and Honda, with reports indicating the two parties will sit down for talks before the Japanese Grand Prix. According to sources close to the situation, the meeting is unlikely to be a cordial affair, with tensions seemingly running high between the Woking-based outfit and their power unit provider.
The nature of the disagreements that have prompted such pessimistic forecasts remains unclear, but the characterization of the impending discussion as something that "is not going to be pretty" suggests a significant clash of interests or performance concerns that require immediate attention.
With the Japanese Grand Prix on the calendar, the timing of these negotiations takes on added significance, potentially providing a crucial opportunity for both parties to address their differences before proceedings commence at Suzuka.
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Related Regulations
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Full Regulation Text
Article 1.3
Conditions for Supply of New Customer Competitor
Chapter: SECTION C: TECHNICAL REGULATIONS
In Simple Terms
A power unit manufacturer can only supply engines to a new team if they meet all the conditions laid out in the detailed rules. Both the manufacturer and the team are expected to negotiate fairly and in good faith, though they have some flexibility in working out the final agreement.
- Power unit manufacturers must satisfy ALL cumulative conditions before supplying a new customer team
- Both manufacturers and competitors must negotiate in good faith
- Teams and manufacturers have freedom to negotiate specific terms within established fall-back positions
- Articles 1.3.1 to 1.3.11 contain the specific conditions that must be met
Official FIA Text
PU Manufacturer shall only supply New Customer Competitor if cumulative conditions are met. PU Manufacturer undertakes to exercise in good faith the conditions referred to in Articles 1.3.1 to 1.3.11. Competitors and PU Manufacturers remain free to negotiate terms subject to fall-back positions.
Article 2
Information provided by the PU Manufacturer to their customer F1 Teams
Chapter: APPENDIX C5: HOMOLOGATION AND DEVELOPMENT OF POWER UNITS, FUEL AND OIL FOR 2026-2030
In Simple Terms
Engine manufacturers must give F1 teams detailed plans and specifications of their power units in two stages: a preliminary version by August and a final version by November of the year before competition. If anything significant changes after August, the manufacturer must notify teams immediately, and if teams think the changes are unfair, they can ask the FIA to investigate within 7 days.
- Engine manufacturers must provide preliminary technical specifications and 3D models to teams by August 1st of the year before competition
- Final detailed specifications, operating parameters, and installation procedures must be submitted by November 1st
- Any significant changes after August 1st require immediate notification to customer teams and FIA approval
- Customer teams have 7 days to challenge unreasonable changes, with the FIA deciding within 14 days whether modifications are acceptable
Official FIA Text
Any PU Manufacturer intending to supply a Power Unit to an F1 Team during a Championship (year N) must: a. Declare to the FIA, before 1 August of year N-1, that they provided to their customer F1 Teams: i. An initial full external space model of the Power Unit including details and locations of all physical interfaces required by the team to install the Power Unit. ii. Preliminary estimates of important operating parameters such as heat rejection, fuel mass and density, clutch shaft stiffness and engine stiffness. b. Declare to the FIA, before 1 November of year N-1, that they provided to their customer F1 Teams: i. A final full external space model of the Power Unit including details and locations of all physical interfaces required by the team to install the Power Unit. ii. Firm predictions of important operating parameters such as heat rejection, fuel mass and density, clutch shaft stiffness and engine stiffness. iii. Initial details of any other parts, procedures, operating conditions and limits or any other information required by the team to install and operate the Power Unit as intended. After the 1 August of year N-1, any significant change compared to previous communication, must be notified to the customer F1 Teams in due time. Should a Customer Team consider that the change has an unreasonable impact on the Power Unit installation in the car, they may contact the FIA within 7 days of the notification. The FIA will then contact the relevant PU Manufacturer and its customer F1 Teams in order to conduct its investigation. If the FIA is satisfied, in its absolute discretion, that these changes are acceptable, the FIA will confirm to the PU Manufacturer and the customer F1 Teams within 14 days that they may be carried out.
Article 1.4
Power Unit Maximum Supply Price
Chapter: SECTION C: TECHNICAL REGULATIONS
In Simple Terms
F1 teams can purchase power units (engines) from suppliers at a capped price between 20-22 million euros. This price is adjusted yearly based on inflation. Any extra parts or services beyond the standard package cost extra based on what the market charges.
- Power units have a maximum supply price range of 20-22 million euros per season
- The price is automatically adjusted for inflation each year to keep costs fair
- Additional components and services beyond the standard package have separate charges
- This regulation ensures cost control while allowing suppliers fair compensation
Official FIA Text
PU supply perimeter shall be supplied at maximum price of 20-22 million euros, adjusted for Indexation as defined in Appendix 1 of Formula 1 Power Unit Financial Regulations. Additional goods/services incur charges based on market practices.
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