Picture: Porsche
Porsche Motorsport has formally launched and launched full technical particulars of its new GT3 automobile that can enter world competitors with buyer groups subsequent 12 months.
The newest Porsche 911 GT3 R will likely be primarily based on the 992 technology of the Porsche 911 road-going mannequin. In line with the German producer, key focus areas of the brand new automobile are “extra energy, refined aerodynamics and optimized stability.”
Porsche revealed the primary pictures of its Sort-922 GT3 automobile final month from an April check at Spa-Francorchamps, whereas this weekend it offered the automobile publicly for the primary time on the TotalEnergies 24 Hours of Spa.
The brand new 911 GT3 R includes a bigger engine than its 2019 predecessor, with the 4.2-liter displacement exceeding the 4 liters of the Sort-991.2 automobile that’s now in its remaining season.
This has resulted in a 5 p.c enhance within the engine’s capability, which Porsche hopes will fulfill its goal of “tapping into bigger reserves for various BoP classifications.”
Porsche says that it has optimized the torque and energy curves throughout all the rev vary to make the ability unit “higher suited” to novice drivers.
Just like the 2019 mannequin — which has received a number of main endurance occasions together with the 24-hour races at Spa, the Nürburgring and Daytona — the brand new automobile’s engine is a rear-mounted, water-cooled flat-six boxer with four-valve know-how and direct gasoline injection.
Nonetheless, the engine has been tilted ahead by 5.5 levels to create more room for the diffuser. Moreover, the alternator and air-con compressor have been moved ahead and down within the automobile to sit down in entrance of the engine and gearbox.
The sequential six-speed gearbox derives from the present 911 GT3 Cup automobile, which can also be half of the 992 technology.
“We hit the bullseye with the enormously profitable predecessor,” mentioned Porsche 911 GT3 R venture supervisor Sebastian Golz.
“Accordingly, the bar for its successor is excessive. Our process was much less about making the brand new 911 GT3 R even quicker – the classification inside efficiency home windows set by the BoP shortly cancels out this benefit.
“For us, it was primarily about our clients with the ability to drive the racing automobile quick for longer.
“This requires sturdiness and that’s why we targeted predominantly on improved driveability.
“That is mirrored within the new 4.2-liter engine’s broader usable rev band, extra secure and fixed aerodynamics and decrease masses on the rear tires, which permit their potential to last more.”
The 2023 Porsche 911 GT3 R additionally consists of “modified” suspension elements designed for extra exact steering and lowered tire put on. The entrance axle has a double-wishbone format whereas the rear axle has a multi-link design, as is the case on the 2019 product.
There was a slight wheelbase enhance from 2,459 to 2,507 mm courtesy of the rear wheels being moved additional again.
The brand new automobile’s aerodynamic profile options an elevated underbody and a rear diffuser, whereas Porsche has launched a ‘swan-neck’ mount for the rear wing. Related rear wing layouts have been added to this 12 months’s Evo II model of the Audi R8 LMS GT3 and subsequent 12 months’s Ferrari 296 GT3.
Contained in the cockpit, the driving force place has been moved nearer to the middle for higher ergonomics throughout the roll cage and the FIA’s newly developed facet influence safety.
The steering wheel consists of components derived from different Porsche racing automobiles, comparable to the ten.3-inch show from the 911 GT3 Cup and the clustered multi-switch idea discovered within the GTE-spec 911 RSR-19.
Porsche buyer groups will be capable of run the brand new GT3 automobile in a variety of sequence that use the worldwide system, together with the FIA World Endurance Championship and the 24 Hours of Le Mans that are accepting GT3-based equipment from 2024.
“The brand new 911 GT3 R has large footwear to fill,” commented Michael Dreiser, gross sales director at Porsche Motorsport.
“Its forerunner has received virtually all the pieces there’s to win within the GT3 scene in 4 seasons since 2019.
“Its stand-out successes embody general victories on the 24-hour races on the Nürburgring and in addition right here at Spa- Francorchamps.
“Raced by our clients, the predecessor scored class victories on the 24 Hours of Daytona and the 12 Hours of Sebring. Moreover, the automobile has clinched quite a few titles in worldwide GT3 dash and long-distance championships.”
Porsche has acknowledged a worth of €511,000 ($521,188 USD) plus VAT for its 2023 contender, which is anticipated to make its race debut in non-homologated trim later this 12 months.
Photographs: Porsche
