2005 Pontiac GTO Facts, Figures, and Specifications
2005 Pontiac GTO – Refined but not Radical
For the 2005 model year, the GTO now had the hood scoops, a new split rear exhaust, and a revised rear fascia. The major change for the 2005 Pontiac GTO was the replacement of the 350 HP LS1 V-8 with the 400 HP LS2 V-8 and making the hood scoops standard.
2005 Pontiac GTO Resources
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2005 Pontiac GTO Facts – Body Paint Color Codes
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2005 GTO
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| 12 Cyclone Gray | |
| 13 Quicksilver | |
| 24 Impulse Blue | |
| 28 Midnight Blue | |
| 59 Yellow Jacket | |
| 62 Torrid Red | |
| 80 Phantom Black |
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2005 Pontiac Facts and Specifications
General Year Information – 2005 Pontiac GTO
In the 2005 model year, the hood scoops became standard, the exhaust pipes were now split to both sides of the revised rear fascia. Late in the year, optional 18 inch wheels were offered. The major change for 2005 was the replacement of the LS1 engine with the LS2 engine. This 6.0L 364 CID V-8 increased the power and torque to 400 HP and 400 lb⋅ft respectively.
With the LS2 power plant, the car to be capable of accelerating from 0 to 60 mph in 4.7 seconds and was capable of a 13.0 second quarter-mile at 105 mph with automatic transmission. Car and Driver magazine tested the car and measured the 0–60 mph acceleration time of 4.8 seconds and a quarter-mile time of 13.3 seconds at 107 mph and manual transmission. The 0–100 mph and 0–130 mph times were 11.7 and 19.6 seconds.
2005 Pontiac GTO Facts – Models Offered
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2005 changes included larger front rotors and caliper hardware borrowed from the Corvette, a strengthened drive-train with the addition of a stronger driveshaft and a larger differential flange, as well as revised half-shafts. Dashboard gauge graphics were revised. Barbados Blue and Cosmos Purple were dropped, replaced with Cyclone Grey and Midnight Blue Metallic. Customers could order the GTO without hood scoops using RPO code BZJ, but only 24 cars had this option.
An optional dealer-installed Sport Appearance Package became available this year. It had a different lower rear fascia, aftermarket mufflers with quad chrome exhaust tips, revised spoiler, front lower fascia extension, recessed grilles and revised rocker panels. It was available as an accessory in red, silver, black, or primer colored, then to be painted for other color cars.
Production was 11,069 units due in part to a shortened model year.
2005 Pontiac GTO Facts – Engines
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6.0 Liter CID LS-2 V-8 – All Transmissions. Overhead valves. Aluminum block and aluminum heads. Five main Bearings.
Displacement: 6.0 liters (364.0 CID).
Bore and stroke: 4.00″ x 3.62″.
Compression ratio: 10.9:1.
Horsepower: 400 SAE Net @ 5200 RPM.
Torque: 400 SAE net @ 4000 RPM.
Valve lifters: Hydraulic.
Camshaft timing: (excluding ramps) Intake 204°, Exhaust 213°, Lobe Separation 116°, Lift (intake) 0.; 520″; (exhaust) 0.521″.
Induction: Sequential Fuel Injection.
2005 Pontiac GTO Facts – Chassis Features
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- Wheelbase: 109.8 inches.
- Overall length: 188.98 inches.
- Overall width: 72.44 inches..
- Overall height: 55.12 inches.
- Front track: 61.8 inches.
- Rear track: 62.1 inches.
- Weight: 3,791 lbs.
- Standard tires: P245/45 R17.
- Standard wheels: 17.0 x 8.0 inches.
- Optional wheels: 18.0 x 8.0 inches.
2005 Pontiac GTO Facts – Powertrain Information
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- Manual Transmission Ratios: 1st – 2.97:1, 2nd – 2.07:1, 3rd – 1.43:1, 4th 1:1, 5th – 0.84:1, 6th – 0.57:1 Reverse – 3.28:1.
- Automatic Transmission Ratios: 1st – 2.92:1, 2nd – 1.57:1, 3rd – 1:1, 4th 0.71:1 – Reverse – 2.30:1.
- Rear Gear Standard Ratio: 3.46:1.
2005 Pontiac GTO Facts – Comfort and Convenience
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- Tilt and telescopic steering wheel Standard.
- Audio controls on steering wheel Standard.
- Speed-proportional power steering Standard.
- Cruise control Standard.
- Front cup holders Standard.
- Front door pockets Standard.
- Front seat back storage Standard.
- Remote trunk release Standard.
- Retained accessory power Standard.
- Leather steering wheel Standard.
- Single zone front air conditioning Standard.
- Rear ventilation ducts Standard.
- Dual illuminating vanity mirrors Standard.
- Rear floor mats Standard.
- Trunk light Standard.
- Leather trim on center console Standard.
- Alloy and leather trim on doors Standard.
- Leather trim on shift knob Standard.
- Front reading lights Standard.
- AM/FM stereo Standard.
- Blaupunkt premium brand stereo system Standard.
2005 Pontiac Downloads and Images
2005 Pontiac GTO Facts – Related Document Downloads
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2005 Pontiac GTO vs 2005 Mustang GT Road Test – Car & Driver Magazine
2005 Pontiac GTO vs 2005 Cadillac CTS-V and Chrysler 300 Road Test – Motor Trend Magazine
2005 Pontiac GTO vs. 2006 Dodge Charger SRT-8 Road Test – Motor Trend Magazine
2005 Pontiac GTO Facts – Related Images
Related Images to the 2005 Pontiac GTO will appear below
2005-2006 GTO LS2 V-8
The 2005-2006 GTO LS2 V-8 was essentially the Corvette powerplant – Horsepower: 400 @ 6000 RPM. Torque: 400 @ 4400 RPM.
1965 Pontiac GTO Logo vs 2005-2006 GTO Logo
GM opted to stylize the 1964-65 Logo, but rounded it off. Like the body shape, it was detrimental to the iconic look they were trying to create.
2005-2006 Pontiac GTO Sport Appearance Package
The Pontiac GTO Sport Appearance Package had a different lower rear fascia, aftermarket mufflers with quad chrome exhaust tips, revised spoiler, front lower fascia extension, recessed grilles and revised rocker panels.
2005-2006 Pontiac GTO Sport Appearance Package Rear
The rear of the 2005-2006 Pontiac GTO Sport Appearance Package clearly shows the different spoiler and the twin pipe dual exhaust outlets.
2005-2006 Pontiac GTO Sport Appearance Package Components
The 2005-2006 Pontiac GTO Sport Appearance Package Components exclusive of the front fascia were the body side cladding, the twin dual exhaust and rear fascia, and the aggressive wing-type spoiler.