Stroll Criticizes Honda Power Unit Upgrade Performance
Lance Stroll has expressed frustration regarding the impact of the latest Honda engine development on car performance.
Updated on Oct. 20, 2026 in Motorsports
Live Poll
Is aerodynamic chassis development more critical for team success than power unit performance?
Lance Stroll voiced dissatisfaction with the results of Honda's second ADUO engine upgrade. The development comes as Aston Martin struggles in the constructors' standings.
Why it matters
The team is attempting to close a significant performance gap to engine rivals as they prepare for upcoming regulation changes. Persistent delays in power unit development continue to hinder their competitive progress on the grid.
Aston Martin currently holds 10th place in the constructors' standings with seven points total. Honda's development program has faced an approximate two-year delay compared to competitors.
The players
Lance Stroll
He is a Formula 1 driver who currently competes for the Aston Martin team.
Honda
The Japanese manufacturer serves as a Formula 1 engine supplier and works partner for automotive teams.
Aston Martin
This British racing entity operates as a Formula 1 constructor based at Silverstone.
Yoichiro Fukao
He is the lead executive appointed to oversee the Honda Formula 1 engine program.
The details
Honda delivered the second ADUO power unit upgrade at the Spanish Grand Prix in Madring after using FIA concessions for two in-season updates. This follows a 16-part chassis upgrade introduced by Aston Martin at the Hungaroring in July to improve underfloor performance.
Timeline
July 2026: Aston Martin introduced a 16-part chassis upgrade at Hungaroring.
August 2026: Honda introduced the first ADUO engine upgrade at Zandvoort.
October 1, 2026: Yoichiro Fukao took charge of the Honda engine program.
October 20, 2026: Lance Stroll gave his appraisal of the engine upgrades.
Season Trajectory
This engine performance struggle significantly impacts Aston Martin's ability to climb out of the bottom of the constructors' standings. These developments are critical as the team seeks to refine the AMR27 platform ahead of the 2027 regulatory cycle.
The persistent performance gap places Aston Martin at a disadvantage for points accumulation in the final races of the season. Drivers must manage limited power output while the team evaluates which chassis components from their 16-part July upgrade provide the most effective downforce.
The takeaway
Ongoing engine development delays present a major hurdle for teams looking to make gains before new regulations arrive in 2027. Consistent chassis and powertrain integration remains the primary challenge for the engineering department.
Further reading
For more on the current state of the field, visit the Motorsports section.
Live Poll
Is aerodynamic chassis development more critical for team success than power unit performance?
