Engine Speci cations
Engine VIN Code Transmission Spark Plug Gap
2.8L HFV6 TAutomatic
6-Speed Manual0.043 inches (1.1 mm)
3.6L HFV6 7Automatic
6-Speed Manual0.043 inches (1.1 mm)
6.0L V8 U 6-Speed Manual 0.040 inches (1.01 mm)
CTS-V Engine Data
Engine Horsepower Torque Displacement Compression Ratio
6.0L V8 (LS2)400 hp (298 kW)
@ 6000 rpm400 ft lb (542 Nm)
@ 4400 rpm6.0 L 10.9:1
5-116
