(2019-2020) Porsche 911 GT3 Cup (991.2) Technical Specifications
Concept
- Single-seat customer race car, basis: 911 GT3 RS (991.2)
Engine
- Water-cooled six-cylinder horizontally opposed boxer engine (rear mounted)
- Displacement 4,000cm³; stroke 81.5mm; bore 102mm
Power
- 550hp, subject to FIA BoP classification (air restrictor)
- Single mass flywheel
- 4-valve technology
- Direct fuel injection
- Fuel quality: Super Plus lead free to E20 (minimum 98 octane)
- Dry sump lubrication with oil/water heat exchanger
- Engine control unit (ECU) BOSCH MS 6.4 with integrated data acquisition
- Race exhaust system with twin tailpipes mounted centrally
- Intake manifold made from CFRP carbon fibre with 6 throttle butterflies
Transmission
- Porsche six-speed constant-mesh gearbox (sequential)
- Internal pressurised oil lubrication with active oil cooling by oil/water heat exchanger
- Mechanical limited slip differential with adjustable preload mechanism
- Motorsport clutch
- Electrohydraulic clutch actuator
- Paddle shift with electronic shift barrel actuator
Bodyshell
- Lightweight body featuring intelligent aluminium-steel composite design
- Integrated (welded) roll-cage according to FIA regulations
- Removable escape hatch in roof in accordance with latest FIA regulations
- Lightweight design, quick-change exterior panels
- Polycarbonate screens
- Removable polycarbonate door windows in accordance with latest FIA regulations
Modified 911 cockpit
- Ergonomic centre console aligned towards driver for ease of operation
- Multifunctional CFRP motorsport steering wheel with quick-release coupling
- Digital multifunctional membrane touch panel
- Racing bucket seat with 6-point mounting in accordance with FIA standard
- Adjustable pedal box including CFRP feet protection
- 6-point safety harness
- Safety nets (centre and driver’s side) in accordance with FIA regulations
- CFRP Side Impact Panel in accordance with FIA regulations
- FT3 safety fuel cell (approx. 120 litre) with fuel cut off safety valve in accordance with FIA regulations
- Air jack system (4 jacks)
Suspension
Front axle:
- Double wishbone front suspension
- High-performance spherical bearings
- Wheel hubs with centre lock wheel nuts
- Motorsport dampers; 4-way adjustable
- Adjustable anti-roll bar blades (left & right)
- Power-assisted steering with electrohydraulic pressure feed
- Set-up changes using shims alleviates need to measure suspension
Rear axle:
- Multilink independent rear suspension
- High-performance spherical bearings
- Wheel hubs with centre lock wheel nuts
- Motorsport dampers; 4-way adjustable
- Adjustable anti-roll bar blades (left & right)
- Set-up changes using shims alleviates need to measure suspension
Brake system
- Two separate brake circuits for front and rear axles.
- Driver-adjustable via brake balance bar system.
Front axle:
- 6-piston aluminium-monobloc racing brake caliper
- Ventilated and grooved steel brake disc
- Motorsport brake pads
- Optimised brake cooling ducts
Rear axle:
- 4-piston aluminium-monobloc racing brake caliper
- Ventilated and grooved steel brake disc
- Motorsport brake pads
- Optimised brake cooling ducts
Wheels/tires
Front axle:
- One-piece BBS alloy wheels according to Porsche specification and design, 12.5 J × 18
- Michelin transport tires; tire dimensions: 300/680-18
Rear axle:
- One-piece BBS alloy wheels according to Porsche specification and design, 13.0 J × 18
- Michelin transport tyres; tyre dimensions: 310/710-18
Electric
- COSWORTH colour display CDU
- COSWORTH logger CLU (6 GB memory space)
- COSWORTH power module IPS MK2
- Optional BOSCH CAS Integration (Race Ready)
- Porsche Motorsport Traction Control PMTC
- Fire extinguisher system (agent: gas) with additional retaining bracket in accordance with FIA regulations
- LiFePo Battery 12 V, 60 Ah
- Regulated BOSCH LIN 175A alternator
- Windscreen wiper with direct drive
Lighting system:
- LED main headlights
- LED technology taillights and rain lights
Options (Installation ex works)
IMSA package:
- Struts windscreen / rear screen
- Sensor package
FIA endurance package:
- Clutch fan
- Telemetry GSM low-band (R+)
Further options:
- Motorsport catalyst
- Heated polycarbonate windscreen
Weight/dimensions
- Total weight: approx. TBDkg (subject to BoP)
- Overall length: 4,629mm (without rear wing)
- Overall width front axle: 1,975mm
- Overall width rear axle: 2,002mm
- Wheelbase: 2,459mm
Colour
- Body painted with water-soluble paint (C9A)
- Interior: white primer
- Body parts in naked carbon (front & rear fairings, front cover, rear cover, doors, wheel arches, rear wing)
Car price
- 459,000.00 EUR (plus VAT, ex works)
