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Performance Parts LT Engines LS/LSX Engines Small Block Engines Big Block Engines eCrate All Crate Engines Engine & Transmission Packages Racing Engines Transmissions Components Vehicle Upgrades All Parts Where To Buy Owner's Support

LS/LSX Engines

The foundation for an enduring legacy
and versatile, custom builds.

LS3
Engines

The engines other racers worry about. 

LS3

ls3
A Yellow Horsepower Icon

430

Horsepower*
A Yellow Speedometer Icon

6,600

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

425

lb.-ft. Torque*
A Yellow Displacement Icon

6.2L

Displacement

LS364/450

ls364/450
A Yellow Horsepower Icon

452

Horsepower*
A Yellow Speedometer Icon

6,800

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

441

lb.-ft. Torque*
A Yellow Displacement Icon

6.0L

Displacement

LS376/480

ls376/480
A Yellow Horsepower Icon

495

Horsepower*
A Yellow Speedometer Icon

6,600

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

473

lb.-ft. Torque*
A Yellow Displacement Icon

6.2L

Displacement

LS376/515

ls376/515
A Yellow Horsepower Icon

533

Horsepower*
A Yellow Speedometer Icon

6,600

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

477

lb.-ft. Torque*
A Yellow Displacement Icon

6.2L

Displacement

LS376/525

ls376/525
A Yellow Horsepower Icon

525

Horsepower*
A Yellow Speedometer Icon

6,600

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

486

lb.-ft. Torque*
A Yellow Displacement Icon

6.2L

Displacement

LS9 Long Block

ls9 long block
A Yellow Horsepower Icon

638

Horsepower*
A Yellow Speedometer Icon

6,600

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

486

lb.-ft. Torque*
A Yellow Displacement Icon

6.2L

Displacement
#/#

LSX
Engines

Racing-engineered for custom builds.

LSX454

lsx454
A Yellow Horsepower Icon

627

Horsepower*
A Yellow Speedometer Icon

7,100

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

586

lb.-ft. Torque*
A Yellow Displacement Icon

7.4L

Displacement

LSX376-B15

lsx376-b15
A Yellow Horsepower Icon

473

Horsepower*
A Yellow Speedometer Icon

6,600

Max RPM
Two Yellow Gears Slightly Apart with an Arrow Pointing at a Curve from the Left One to the Other

444

lb.-ft. Torque*
A Yellow Displacement Icon

6.2L

Displacement
#/#
Several Engineers in White Lab Coats Examine a Chevrolet Crate Engine

Decades of Building Performance

A look back at the LS, LSX,
and LT Engine Family Histories.

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Engine & Transmission Packages
Engine & Transmission Packages

Factory-matched Connect & Cruise* engine-and-transmission combinations that deliver.
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A Chevrolet Performance Parts Connect and Cruise Powertrain System
A Close-up Photo of Talbert Goldman Wearing Shades and a Baseball Cap

“It simplifies the whole project. If you have any issues, you plug into it, and you work on it and go from there. It makes it so simple."

Talbert Goldman
Mike Goldman Customs
Three-quarter View of a Black Vehicle's Front Hood Open Displaying the Red and Black Colored Engine Inside

Featured Event

The Best Engines of Holley LS Fest East 2024
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