LS2 Engine Specs 2023


LS2 Engine Specs

The LS2 engine is a 6.0L General Motors Gen IV small-block V8 engine launched in 2005. It is naturally aspirated, which delivers 400 horsepower when it is running at 6,000 RPM, And 400 lb-ft of torque when Operating at 4400 RPM. 

The LS2 is renowned for its strength, durability, And tuning capabilities, making it a preferred option for high-performance applications.


Here are a few of the most important characteristics of the LS2 engine:

Engine TypeGen IV Small-Block V8
Displacement6.0L (364 cu in)
Horsepower400 HP @ 6,000 rpm (298 kW)
Torque400 lb-ft @ 4,400 rpm
Bore x Stroke4.00″ x 3.62″ (101.6mm x 92mm)
Compression Ratio10.9:1
Fuel SystemSequential Multi-port Fuel Injection (SMFI)
Oil Capacity6 quarts (5.7 liters)
Oil TypeSynthetic 5W-30, or 10W-30 (specific oil recommended by the manufacturer)
Oil FilterACDelco PF48 Mobil 1 M1-110A K&N HP-1005 (specific filter could differ based on the vehicle)
Oil Change Cost$50-$100 (DIY), $100-$150 (Shop)


The LS2 engine was A reliable And powerful Gen IV small-block engine that could produce 400 HP at 6,000 RPM As well As 400 lb./ft. of Torque with 4,400 RPM.


It was equipped with a greater Compression ratio of 10.9:1 And larger bore sizes for Cylinders, and LS6 heads from The time of the LS6.

The LS2 was found in several GM passenger cars, such as Corvette, Trailblazer SS Corvette, Trailblazer SS, Saab 9-7X Pontiac GTO, and Cadillac CTS-V.

It is the LS2 engine was A favorite among engineers And enthusiasts of Performance due to its compatibility with other engines And the potential to upgrade. Thanks for taking the time to read this article, And I hope you enjoyed it!