2009 Corvette ZR1 and GT2 C6-R Engine Specifications

2009 Corvette ZR1

2009 GT2 Corvette C6.R

Displacement (L / ci):

6.2 / 376

6.0 / 366

Horsepower:

638 @ 6500 rpm

470 @ 4800 rpm

Torque (lb-ft):

604 @ 3800 rpm

535 @ 4500 rpm

Bore diameter (mm / in):

103.25 / 4.06

106.2 / 4.180

Crankshaft stroke (mm / in):

92 / 3.62

84.33 / 3.32

Deck height (mm / in):

235 / 9.24

235 / 9.24

"V" angle (deg):

90

90

Cylinder bore spacing
(mm / ci):

111.7 / 4.40

111.7 / 4.40

Valvetrain:

pushrod with overhead valves, titanium inlet

pushrod with overhead valves, titanium inlet and exhaust

Valves per cylinder:

2

2

Camshaft drive:

chain

chain

Cylinder case material:

aluminum

aluminum

Cylinder liners:

dry iron

none

Cylinder head material:

aluminum

aluminum, CNC ported

Lubrication system:

dry sump

dry sump

Fuel system:

sequential EFI

sequential EFI

Throttle system:

supercharged w/intercooler, throttle body

individual runner

Fuel:

premium unleaded gasoline required

E85R ethanol

2009 Corvette ZR1

2009 GT2 Corvette C6.R

Body style:

two-door hatchback coupe

two-door hatchback coupe

Drivetrain:

longitudinal front engine, rear-wheel drive

longitudinal front engine, rear-wheel drive

Chassis:

hydroformed aluminum chassis, composite body

hydroformed aluminum chassis, composite body

Wheelbase (in):

105.7

105.7

Length (in):

176.2

176.2

Width (in):

75.9

78.6

Height (in):

49

45.9

Weight (lb):

3324

2745

Front suspension:

independent, short/long arm double wishbone, cast aluminum controls, transverse-mounted composite leaf spring, monotube shock absorbers, anti-roll bar

independent, short/long double wishbone, fabricated steel upper & lower, machined aluminum knuckle, coil-over multi-adjustable shock absorbers, anti-roll bar

Rear suspension:

independent, short/long arm double wishbone, cast aluminum control arms, transverse-mounted composite leaf spring, monotube shock absorbers; anti-roll bar

independent, short/long arm double wishbone, steel fabricated upper & lower control arms, machined aluminum knuckle, coil-over multi-adjustable shock absorbers, anti-roll bar

Brakes:

front and rear power-assisted carbon-ceramic disc with 6-piston front and 4-piston rear calipers, cross-drilled rotors, ABS

4-wheel disc with monoblock calipers, steel rotors and ceramic composite pads

Wheels (in):

19 x 10 (front); 20 x 12 (rear)

18 x 12.5 (front); 18 x 13 (rear)

Tires:

Michelin Pilot Sport 2
P285/30ZR19 (front),
P335/25ZR20 (rear)

Michelin racing tires,
300/32-18 (front),
310/41-18 (rear)

Fuel capacity (gal):

18

26.4
(29 @ ALMS E85R spec)