A 69red Chevy Camaro with a modern Chevrolet LS engine installed.

Car Customizers Favor the Chevrolet LS Engine

The Chevrolet LS engine has become the favored engine of car customizers for several key reasons. Its popularity stems from a combination of performance, versatility, affordability, and availability, making it an ideal choice for a wide range of custom builds.

A blue custom 67 Chevy Camaro with a modern Chevrolet LS engine

Here is why the Chevrolet LS engine is so highly regarded:

Performance and Power

High Output:

  • The LS engine family, starting with the LS1, is known for delivering impressive power and torque right out of the box. Even stock versions of the LS engines produce high horsepower and torque figures, making them a great starting point for performance builds.

Strong Architecture:

  • The LS engine’s design includes a deep-skirted block, cross-bolted main caps, and an aluminum or iron block construction, all of which contribute to its strength and durability. This architecture allows the engine to handle significant power increases from modifications or forced induction.

Versatility

Compatibility:

  • The LS engine is highly adaptable and can be swapped into a wide variety of vehicles, from classic muscle cars and hot rods to trucks, off-road vehicles, and even imports. Its compact size and light weight, especially in the aluminum-block variants, make it easier to fit into different engine bays.

Aftermarket Support:

  • The LS engine benefits from an extensive aftermarket ecosystem. This means that customizers have access to a vast range of parts, from intake manifolds and camshafts to superchargers and turbo kits. There are also many engine mounts, wiring harnesses, and ECU options specifically designed to simplify LS swaps.

Chevrolet LS Engine Affordability

Cost-Effective:

  • LS engines are relatively affordable compared to other high-performance engines, especially given the power they can produce. The availability of these engines in junkyards and as crate engines from GM Performance makes them accessible for budget builds.

Low-Cost Upgrades:

  • Because of the engine’s popularity, performance parts are widely available and competitively priced. This allows builders to achieve significant power gains without breaking the bank.

Reliability

Proven Track Record:

  • The LS engine has earned a reputation for reliability and longevity. Many engines in the LS family are capable of reaching high mileage without major issues, which is important for custom builds that will see regular use.

Durable Components:

  • The use of strong internal components, like forged crankshafts in certain models, contributes to the LS engine’s ability to handle high horsepower and torque levels without failure.

Ease of Chevrolet LS Engine Tuning

Simple Electronics:

  • The LS engine uses a straightforward electronic control system, making it easier to tune for different setups. The availability of tunable ECUs and a wealth of knowledge within the car community makes it easier to extract more performance from an LS engine.

Flexibility in Builds:

  • Whether a builder wants a naturally aspirated setup, a turbocharged monster, or a supercharged beast, the LS engine can accommodate a wide variety of configurations, making it a go-to choice for many different types of custom builds.
A red 50s Chevy panel truck with a modern LS engine

Availability

Widespread Use:

  • The LS engine was used in a wide range of GM vehicles, from Corvettes and Camaros to trucks and SUVs. This wide usage means that engines and parts are plentiful in junkyards and aftermarket catalogs, ensuring that parts are easy to find and affordable.

Crate Engine Options:

  • GM Performance offers a variety of LS engines as crate engines, making it easy for builders to start with a brand-new, warrantied engine that’s ready to drop into their project car.

Community and Knowledge Base

Enthusiast Support:

  • The LS engine’s popularity means there’s a large and active community of enthusiasts who share knowledge, tips, and solutions. This collective experience makes it easier for newcomers to tackle LS swaps and modifications with confidence.

Documentation and Resources:

  • There are numerous guides, forums, and videos dedicated to LS engine swaps and builds, providing valuable resources for customizers. The availability of detailed documentation makes the process more approachable for DIY enthusiasts.
A two-tone brown 55 Chevy Belair station wagon with a modern Chevrolet LS engine

Finally

The Chevrolet LS engine’s combination of performance, versatility, affordability, reliability, and widespread availability has made it the engine of choice for car customizers. Whether it’s for a budget build or a high-performance project, the LS engine delivers on all fronts, earning its place as a cornerstone of the car customization world.

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