2006 Corvette Engine Specifications

  2008 Corvette Coupe 2008 Corvette Z06 2008 Corvette C6.R
Displacement (L / ci) 6.2 / 376 7.0 / 427 7.0 / 427
Horsepower 430 @ 5900 rpm 505 @ 6300 rpm 590 @ 5400 rpm
Torque (lb-ft) 424 @ 4400 rpm 470 @ 4800 rpm 640 @ 4600 rpm
Bore diameter
(mm / in)
103.25 / 4.06 104.8 / 4.125 106.2 / 4.180
Crankshaft stroke
(mm / in)
92 / 3.62 101.6 / 4 98.42 / 3.875
Deck height
(mm / in)
235 / 9.24 235 / 9.24 235 / 9.24
"V" angle (deg) 90 90 90
Cylinder bore spacing
(mm / in)
111.7 / 4.40 111.7 / 4.40 111.7 / 4.40
Valvetrain pushrod with overhead
steel valves
pushrod with overhead
titanium valves
pushrod with overhead
titanium valves
Valves per cylinder 2 2 2
Camshaft drive chain chain chain
Cylinder case material aluminum aluminum aluminum
Cylinder liners dry iron dry iron none
Cylinder head material aluminum aluminum, CNC ported aluminum, CNC ported
Lubrication system wet sump dry sump dry sump
Fuel system sequential EFI sequential EFI sequential EFI
Throttle system throttle body throttle body individual runner
Fuel premium unleaded
gasoline recommended
premium unleaded
gasoline required
E85 ethanol
(85 percent ethanol,
 15 percent gasoline)