THE RACE CAR

 

#962 Porsche Cayman GT4 (718 Clubsport)

 

Technical description Porsche Cayman GT4 (718 Clubsport)

ENGINE
• Aluminum six-cylinder rear-mounted boxer engine, rigid mounting
• 3,800 cm³; stroke 77.5 mm; bore 102 mm
• max. power: 313 kW (425 hp) at 7,500 rpm
• max. rpm: 7,800 rpm
• max. torque: 425 nm at 6,600 rpm
• compression ratio: 12.5 : 1
• Water cooling with thermal management for engine and gearbox
• Four valves per cylinder, adjustable camshaft phasing and variable valve timing variocam plus
• Fuel quality: minimum 98 octane, unleaded
• Dry-sump lubricatio
• Race-optimized electronic engine management (Continental SDI 9)
• 100-cell metal catalyst according to DMSB

TRANSMISSION
• rear wheel drive
• igidly mounted six-speed pDK-gearbox (DcT, dual clutch transmission)
• Reinforced dual mass flywheel
• limited slip differential optimized for racing

BODY SHELL
• Lightweight body featuring intelligent aluminium-steel composite design
• Fully integrated roll-cage complying with Fia homologation regulations for safety cages
• Front and rear covers with quick-release fasteners
• 115 liter fuel cell (FT3 safety fuel cell) and „Fuel-cut-off“ safety valve in accordance with Fia regulations

SUSPENSION
• mcpherson suspension strut
• 5 bolt wheel hubs
• Racing 3-way shock absorber with rebound and double compression adjustment
• Sword stabilizer adjustable on both sides
• Electromechanical power steering with variable steering ratio

BRAKE SYSTEM
• aluminum, mono-bloc six-piston racing calipers with ‘anti knock off’ piston springs
• ventilated and grooved 380 mm brake discs mounted on steel disc bells
• motorsport brake pads

WHEELS/TIRES
• One-piece light alloy forged wheels
• Michelin tires

ELECTRICS
• Cosworth® instrument cluster ICD with integrated data logger
• Race ABS
• Traction control

WEIGHT/DIMENSIONS
• Total weight: 1.320 kg
• Total length: 4.456 mm
• Total width: 1.778 mm
• Total height: 1.238 mm
• Wheelbase: 2.476 mm