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Porsche 911 Targa 4S (991.2) (2017) – Specifications & Performance

2017 Porsche 911 Targa 4S (991.2) Technical Specifications

Engine
Engine layout Rear Engine
Engine type Boxer, twin-turbo
Cylinders 6
Valves per cylinder 4
Construction Aluminum crankcase and heads
Fuel injection Direct Fuel Injection (DFI)
Fuel Premium
Displacement (Liters) 3.0 L
Bore/Stroke (mm/mm) 91.0 mm / 76.0 mm
Maximum power output @ engine speed 420 hp @ 6500
Maximum torque @ engine speed 368 lb.-ft. @ 1700-5000
Maximum engine speed 7500
Compression ratio 10.0 1
Output per liter 140.0 hp
Lubrication Integrated dry-sump
Electrical System
12 V, 2940 W alternator; battery capacity 80 Ah
Power to weight ratio (lb/hp) Drivetrain
8.3 (manual) / 8.4 (PDK) Active all-wheel drive
Chassis & Suspension
Body
Monocoque lightweight body in a combination of steel, aluminum, and magnesium
Front Axle MacPherson strut with anti-roll bar
Rear Axle Aluminum multi-link with anti-roll bar
Steering System Variable ratio electromec. power steering
Steering Ratio 16.6:1 (on-center) to 12.5:1
Steering Ratio with rear-axle steering 15.0:1 (on-center) to 12.5:1
Turning Circle 36.7 ft / 35.1 ft. (with rear axle steering)
Brakes & Wheels
Caliper type Aluminum monobloc fixed-caliper brake
Rotor material Steel
Caliper color
Number of pistons (front/rear) 6 / 4
Rotor diameter (front/rear) mm 350 mm / 330 mm
Rotor thickness (front/rear) mm 34 mm / 28 mm
Standard wheels 20″ Carrera S
Wheels (front/rear 8.5J x 20″ / 11.5J x 20″
Tires (front/rear) 245/35 ZR 20 / 305/30 ZR 20
Transmission
Number of gears 7
Transmission type 7-speed manual / 7-speed PDK
Ratios
1st 3.91 / 3.91
2nd 2.29 / 2.29
3rd 1.58 / 1.58
4th 1.18 / 1.18
5th 0.94 / 0.94
6th 0.79 / 0.79
7th 0.62 / 0.62
Reverse 3.55 / 3.55
Final drive ratio front axle 3.46 / 3.46
Total Rear Axle Ratio 3.09 / 3.09
Clutch/Converter diameter (inches) 9.0 inches (man.) / 8.0 / 6.0 inches (PDK)
Dimensions, Aerodynamics, & Weight
Length (inches/mm) 177.1 in. / 4499 mm
Wheelbase (inches/mm) 96.5 in. / 2450 mm
Width w/ mirrors (inches/mm) 77.9 in. / 1978 mm
Width w/o mirrors (inches/mm) 72.9 in. / 1852 mm
Height 50.9 in. / 1293 mm
Track width front (inches/mm) 60.7 in. / 1543 mm
Track width rear (inches/mm) 61.3 in. / 1558 mm
Drag coefficient (Cd) 0.3
Legroom (inches) TBD
Headroom (inches) TBD
Cargo area volume (cu.-ft.) front trunk 125 l / 4.41 cu.-ft.
Cargo area volume (cu.-ft.) rear seats 160 l / 5.65 cu.-ft.
Fuel tank capacity – refill volume (gal) 17.9 gal.
Curb weight (lbs) 3483 lbs. (man.) / 3527 lbs. (PDK)
Gross Vehicle Weight (lbs) 4243 lbs. (man.) / 4276 lbs. (PDK)
Payload range (lbs) 760 lbs. (man.) / 749 lbs. (PDK)
Performance
Top track speed manual (mph) 188 mph
Top track speed PDK (mph) 187 mph
Acceleration 0-60 manual (sec) 4.2 sec.
Acceleration 0-60 PDK (sec) 4.0 sec.
Acceleration 0-60 PDK with Launch Control (sec) 3.8 sec.
Quarter mile time manual (sec) 12.6 sec.
Quarter mile time PDK (sec) 12.4 sec.
Quarter mile time PDK with Launch Control (sec) 12.1 sec.
Fuel Economy/Rating
City 19 mpg (manual) / 21 mpg (PDK)
Highway 28 mpg (manual) / 28 mpg (PDK)
Combined 22 mpg (manual) / 24 mpg (PDK)