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2008 Pontiac G8 GT First Drive
These are the standard painted... These are the standard painted aluminum 18x8-inch wheels and 245/45-18 all-season tires for the base six. | 2008 Pontiac G8 And G8 GT Specifications | | Overview | | Models | Pontiac G8 ($27,595) and G8 GT ($29,995) | | Construction | Unitized body frame, 1- and 2-sided galvanized steel | | Manufacturing Location | Adelaide, Australia |
| Transmission (Hydra-Matic) | | | First | Second | Third | Fourth | Fifth | Sixth | Reverse | | 5L40 Five-Speed Auto: | 3.42 | 2.21 | 1.60 | 1.00 | 0.75 | N/A | 3.02 | | 6L80 Six-Speed Auto (MYC): | 4.03 | 2.36 | 1.53 | 1.15 | 0.85 | 0.67 | 3.06 | | Final Drive Ratio | | | Five-speed: 2.92; Six-speed: 2.92 | | |
The GT's machined face aluminum... The GT's machined face aluminum wheelss are shod with 245/45-18 summer tires. A set of 19-inch wheels and tires are optional. | Engines | | | 3.6L V-6 (LY7) | 6.0L V-8 (L76) | | Application: | G8 | G8 GT | | Type: | 3.6L V-6 | 6.0L V-8 | | Displ. (cu in/cc): | 217/3,564 | 364/5,967 | | Bore/Stroke (in): | 3.70x3.37 | 3.99x3.62 | | Block Material: | Cast aluminum with cast-in-place iron bore liners | Same | | Cylinder Head Material: | Aluminum | Same | | Valvetrain: | Dual overhead camshafts, 4 valves per cylinder, continuously variable valve timing | Valve-in-head; 2 valves per cylinder,roller lifters, 1.7:1 rockers | | Cam: | N/A | 200/208-deg duration at 0.050, 0.472/0.480 lift | | Fuel Delivery: | Returnless, sequential fuel injection | Returnless, sequential fuel injection; active fuel-management system | | Induction System: | N/A | 90mm electronic throttle body, high-flow composite intake with acoustic shell, 5.0 g/s static flow injectors | | Ignition System: | Electronic individual coil-on-plug; individual cylinder knock control and extended-life spark plugs | High-energy distributorless ignition; solid-state direct-fire ignition with coil near plug and integrated ignition; extended-life spark plugs | | Compression Ratio: | 10.2:1 | 10.4:1 | | Horsepower (hp at rpm): | 256 at 6,300 | 361 at 5,300 | | Torque (lb-ft at rpm): | 248/335 at 2,100 | 385/520 at 4,400 | | Recommended Fuel: | Regular unleaded (premium maximizes performance) | Same | | Maximum Engine Speed (rpm): | 6,900 | 6,000 | | Exhaust: | N/A | 4-2-1 design, 5-bolt inlet flange, with unequal-length primaries and equal-length secondaries merging into one outlet with a counter bore flange. Dual Closed Couple Cats, 4-pipe exhaust outlet with round chrome tips | | Estimated Fuel Economy: | 17 city/25 highway | 15 city/24 highway |
Pontiac G8 Research
A new car buyer's guide can help you narrow down your choices when deciding on your next new car. Take a look at the Pontiac G8 and view comprehensive car pricing, current rebates, incentives, safety data, & more. The 2009 G8 has a comparable standard engine, and has drivers side crash test ratings of 8 stars and passengers side crash test ratings of 8 stars. The Pontiac Solstice and the Pontiac Grand Prix are other vehicles that might interest you.
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