911 Gt3:
Single-seated, near-standard race vehicle
Based on the 911 GT3

Engine:
Aluminum six-cylinder rear-mounted boxer engine
Sealed
3,800 cc; stroke 76.4 mm; bore 102.7 mm
Max. power: 338 kW (460 hp) at 7,500 rpm
Max. rpm: 8,500 rpm
Single-mass flywheel
Water cooling with heat management for engine and gearbox
Four valves per cylinder
Sequential multi-point fuel injection
Required fuel quality: minimum 98 octane, unleaded
Dry-sump lubrication
Electronic engine management (Bosch MS 4.6)
Race exhaust system with regulated race catalytic converter
Rear silencer with centered exhaust pipe
Electronic acceleration pedal

Transmission:
Porsche six-speed sequential dog-type gearbox
Gear ratios:
Ring & pinion gear 14/22 i = 1.571
Final drive 17/41 i = 2.412
1st gear 13/41 i = 3.154
2nd gear 17/40 i = 2.353
3rd gear 19/36 i = 1.895
4th gear 19/29 i = 1.526
5th gear 24/30 i = 1.250
6th gear 34/35 i = 1.029
Internal pressure-oil lubrication with active oil cooling
Limited slip differential
Triple-disc sintered metal race clutch
Pneumatic paddle shift system
718 GT4:
Single-seated, near-standard race vehicle
Based on the 718 GT4

Engine:
Aluminum six-cylinder rear-mounted boxer engine
Sealed
3,800 cc; stroke 76.4 mm; bore 102.7 mm
Max. power: 283 kW (385 hp) at 7,400 rpm
Max. rpm: 8,500 rpm
Single-mass flywheel
Water cooling with heat management for engine and gearbox
Four valves per cylinder
Sequential multi-point fuel injection
Required fuel quality: minimum 98 octane, unleaded
Dry-sump lubrication
Electronic engine management (Bosch MS 4.6)
Race exhaust system with regulated race catalytic converter
Rear silencer with centered exhaust pipe
Electronic acceleration pedal


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