The 2008 Dodge Challenger Srt8 marked the highly anticipated return of a muscle car icon, injecting raw power and retro styling into the modern automotive landscape. For enthusiasts seeking a blend of classic muscle car aesthetics and contemporary performance, the 08 dodge challenger srt8 stands as a compelling choice. This model year, the inaugural for the reborn Challenger, immediately set a high bar for performance and design.
Under the hood of the 08 dodge challenger srt8 lies the heart of a true beast: a 6.1-liter HEMI V8 engine. This powerhouse delivers a staggering 425 horsepower at 6,200 RPM and 420 lb-ft of torque at 4,800 RPM. The engine’s robust construction features an iron block with reinforced bulkheads and ported Hemi heads, ensuring durability and optimal airflow. Key engine specifications include:
- Displacement: 6.1 Liters (372 Cubic Inches)
- Horsepower: 425 BHP @ 6,200 RPM
- Torque: 420 lb-ft @ 4,800 rpm
- Block Material: Iron with Reinforced Bulkheads
- Cylinder Heads: Ported Hemi Heads with Large Cross-Sectional Area
- Valve Train: OHV 2-Valve/Cylinder, Chain Drive
- Bore x Stroke: 4.06 Inch Bore, 3.58 Inch Stroke
- Compression Ratio: 10.3:1
- Valves: 2.08 Intake & 1.60 Exhaust Valves (Sodium-Filled Hollow Stem Intake Valves)
- Fuel System: Electronic Sequential Port Fuel Injection
- Pistons: Cast Eutectic High-Load Flat-Top Alloy Pistons with Piston Oil Cooling Jets
- Connecting Rods: Powder Metal High Strength Connecting Rods
- Crankshaft: Forged Micro-Alloy Steel Crankshaft with Tri-Metal Main Bearings
- Camshaft: Billet Steel High-Strength Camshaft (.571/.551 in. lift 283/286 degrees duration)
- Intake Manifold: Cast Aluminum Intake Manifold, Core-Dipped Runners
- Fuel Injectors: High Flow Capacity Fuel Injectors
- Features: Windage Tray, Shorty Clamshell Exhaust Headers
The robust 6.1L HEMI V8 engine of the 2008 Dodge Challenger SRT8, showcasing its high-performance components and powerful design.
The drivetrain of the 08 dodge challenger srt8 is engineered to handle the immense power output, offering drivers a choice between a 5-speed Getrag automatic or a 6-speed Tremec manual transmission. The power is delivered to the rear wheels through a 3.06:1 final drive ratio and a Sure-Grip anti-lock differential, further enhanced by Electronic Stability Program and All-Speed Traction Control. Drivetrain highlights include:
- Transmissions: 5-Speed Getrag Automatic or 6-speed Tremac manual
- Final Drive Ratio: 3.06:1
- Differential: Sure-Grip Anti-Lock Differential, Anti-Spin Rear Differential
- Stability and Traction: Electronic Stability Program/Brake Assist, All-Speed Traction Control
To manage the high performance capabilities, the 08 dodge challenger srt8 is equipped with a Brembo braking system. This high-performance setup features 14.2-inch vented and slotted discs with 4-piston fixed calipers at the front, and 13.8-inch vented and slotted discs at the rear. The vacuum-assisted ABS ensures confident stopping power. Brake system components:
- Front Brakes: 14.2 Inch Vented & Slotted Discs, 4-Piston Fixed Calipers
- Rear Brakes: 13.8 Inch Vented & Slotted Discs
- Assist System: Vacuum-Assisted ABS
The 08 dodge challenger srt8 rides on Alcoa Forged Alloy 20” x 9” wheels paired with Goodyear Eagle RSA 245/45/ZR20 tires, providing a strong grip and contributing to the vehicle’s aggressive stance. The steering and suspension systems are tuned for performance, featuring a rack & pinion steering with hydraulic assist, and a performance-tuned suspension system with Bilstein tube shocks.
- Wheels: Alcoa Forged Alloy (20” x 9”)
- Tires: Goodyear Eagle RSA 245/45/ZR20
- Steering: Rack & Pinion with Hydraulic Assist (2.7 turns lock to lock)
- Front Suspension: Upper & Lower A-Arms, Coil Springs, Bilstein Tube Shocks
- Rear Suspension: Multi-link, Coil Springs, Bilstein Tube Shocks
- Anti-Roll Bars: 30mm Front & 16mm Rear
Close-up view of the 2008 Dodge Challenger SRT8’s Alcoa forged alloy wheels and high-performance Brembo brake system, emphasizing the vehicle’s performance-oriented design.
The exhaust system of the 08 dodge challenger srt8 is designed to not only handle the high flow of exhaust gases but also to deliver the signature muscle car rumble. It features 2.75-inch diameter exhaust pipes with chrome tips, a high-flow muffler, and two resonators.
In terms of performance, the 08 dodge challenger srt8 delivers impressive figures that solidify its position as a true muscle car.
- Quarter Mile: 13.0 sec @ 109.7 mph
- 0-60 mph: 4.7 sec
- Top Speed: 170 mph
- Lateral Acceleration: .85 g
- Slalom Speed: 65.0 mph
- 60-0 mph Braking: 110 ft
- 80-0 mph Braking: 212 ft
While generally robust, potential buyers of a used 08 dodge challenger srt8 should be aware of a few technical service bulletins, including issues related to battery cables, driveability reflashes, and key fobs. Additionally, like many vehicles of the era, the Challenger was subject to recalls for Takata airbag inflators. Checking vehicle history for completed recalls and TSB services is advisable before purchase.
The 08 dodge challenger srt8 is more than just a car; it’s a statement. It represents a potent mix of heritage and high performance, making it a desirable choice for enthusiasts and collectors alike. Its combination of powerful engine, performance-tuned chassis, and iconic styling ensures its place in muscle car history.
