Ferrari has intensified reliability testing of its planned 2026 Monza engine upgrade, with the Maranello team determined to ensure that the pursuit of additional performance does not compromise one of its strongest assets this season. The development could become an important factor in the championship campaigns of Lewis Hamilton and Charles Leclerc after the Formula 1 summer break.
Following the 2026 Hungarian Grand Prix, Hamilton holds second place in the drivers’ championship, 50 points behind Mercedes leader Kimi Antonelli. Leclerc occupies fourth position and trails the 19-year-old Italian by 81 points after the opening 11 rounds of the 23-race campaign. The complete Formula 1 driver standings underline the scale of the task facing both Ferrari drivers.
Ferrari’s 2026 Monza engine upgrade undergoes intensive testing
Ferrari intends to introduce its second engine development of the season at the Italian Grand Prix. The package is expected to include changes to the smaller turbocharger design traditionally favoured by the Scuderia, with the objective of substantially reducing the power deficit to Mercedes.
According to the Italian edition of Motorsport.com, intensive work is continuing at Ferrari’s Maranello headquarters as the team prepares the SF-26 for the first two races following the break. General updates designed around the specific demands of Zandvoort are expected to arrive first, followed by the upgraded power unit at Monza.
Before the new specification is approved for competition, Ferrari is conducting further bench testing to resolve any remaining reliability concerns. The team’s position is that the expected performance improvement must not produce even a marginal reduction in power-unit durability, particularly when an additional component failure could expose Hamilton or Leclerc to a grid penalty.
Power unit technical director Enrico Gualtieri is closely supervising the programme. Both drivers can introduce only one more internal combustion engine and turbocharger within their penalty-free allocations. A fifth example of either component would result in a grid sanction.
Limited power-unit allocations increase Ferrari’s risk
Lewis Hamilton and Charles Leclerc have already reached their permitted totals of three MGU-K units, energy stores and control electronics. Each driver still has two exhausts and two further ancillary components available before penalties are triggered in those categories.
Those restrictions explain why Ferrari is unwilling to trade reliability for an immediate increase in output. The Italian team’s engine dependability has represented a significant advantage over Mercedes during the first half of the season, and surrendering that strength could damage both drivers at a decisive stage of the championship.
The situation at Mercedes demonstrates how quickly component usage can influence the title battle. Kimi Antonelli would receive a 10-place grid penalty if he required another internal combustion engine, exhaust, energy store or control electronics during the remainder of the year.
George Russell, who is third in the standings and 59 points behind his teammate, can still introduce one more internal combustion engine without a sanction. However, the British driver has reached his penalty-free allocation for both energy stores and control electronics.
Ferrari schedules development work around summer shutdown
The Gestione Sportiva remained operational during the first week after the Hungarian Grand Prix, allowing Ferrari to continue its development and reliability programme before beginning Formula 1’s mandatory two-week summer shutdown. The factory is then scheduled to reopen ahead of the Dutch Grand Prix.
Formula 1 will visit Zandvoort from August 21 to 23 for what is expected to be its final Dutch Grand Prix for the foreseeable future. Ferrari will use its circuit-specific SF-26 updates there before travelling to its home race at Monza on September 4–6. The full 2026 Dutch Grand Prix schedule sets out the timetable for the first weekend after the break.
Ferrari regards the Zandvoort-Monza double-header as a potentially important phase of the campaign. Hamilton remains within reach of Antonelli despite his 50-point deficit, while Leclerc still has an opportunity to recover ground with 12 rounds remaining on the 2026 Formula 1 calendar.
Monza upgrade could influence both championship battles
The Monza engine package is therefore about more than extracting additional straight-line performance at Ferrari’s home circuit. A meaningful reduction in the gap to Mercedes could strengthen the Scuderia across the second half of the season, but only if the upgraded specification retains the reliability demonstrated by the current power unit.
Avoiding grid penalties will be especially important as the margins tighten and the available component pool becomes smaller. The upgrade could consequently affect not only Hamilton and Leclerc’s pursuit of Antonelli but also Ferrari’s wider constructors’ championship challenge.
Ferrari’s continuing bench programme reflects that balance between opportunity and risk. The team wants more performance for Monza, but it is not prepared to jeopardise either driver’s championship position by introducing the upgraded engine before its durability has been established.
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