Porsche 911 GT3 R (991.2) (2019-2020) – Specifications & Performance

(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)