1. What is the LS2 Engine?

Definition: The LS2 is a 6.0L V8 engine produced by General Motors as part of their Generation IV Small Block engine family.

Production Years: 2005-2009 in various GM performance vehicles.

2. Key Specifications

• Displacement: 6.0 liters (5967 cc)
• Bore x Stroke: 101.6 mm × 92 mm
• Compression Ratio: 10.9:1
• Horsepower: 400 hp @ 6000 rpm (varies by application)
• Torque: 400 lb-ft @ 4400 rpm

3. Vehicle Applications

The LS2 engine was used in several high-performance GM vehicles:

• 2005-2007 Chevrolet Corvette (400 hp)
• 2005-2006 Pontiac GTO (400 hp)
• 2006-2007 Cadillac CTS-V (400 hp)
• 2006-2009 Holden Special Vehicles models

4. Performance Characteristics

Details: The LS2 builds on the success of previous LS engines with improved airflow, higher compression, and electronic throttle control.

5. Frequently Asked Questions (FAQ)

Q1: What's the difference between LS1 and LS2?
A: The LS2 has larger displacement (6.0L vs 5.7L), improved cylinder heads, and produces more horsepower.

Q2: Can the LS2 be modified for more power?
A: Yes, the LS2 responds well to modifications like camshaft upgrades, forced induction, and tuning.

Q3: What transmission pairs with the LS2?
A: Typically mated to either a 6-speed manual (T56) or 4-speed automatic (4L65E) transmissions.

Q4: Is the LS2 a good engine for swaps?
A: Excellent for engine swaps due to its power, compact size, and aftermarket support.

Q5: What's the real-world fuel economy?
A: Expect 14-18 mpg city and 20-25 mpg highway depending on vehicle and driving habits.