Built for Performance. Ready to Install.

When your classic small block reaches its limit, upgrade with a turnkey GM LTx crate engine from Golen Engine Service. We specialize in custom-built LT1 and LT4 long blocks, engineered to deliver uncompromising power, reliability, and fitment for modern platforms like the C7 Corvette and 6th Gen Camaro.

Call for pricing and custom build consultations.

What’s Included in Your LTx Crate Engine

Each long block includes:

• Assembled LTx block (LT1/LT4): Built with premium American-made components
• Air intake system: Includes throttle body, injectors, fuel rails
• Optional ignition upgrades: Coils, plugs, and wiring

Every engine is blueprinted, balanced, and dyno-tested in-house, and covered by a 1-year unlimited mileage warranty.

Built for Boost. Ready for Power.

Golen LTx crate engines are built boost-ready—ideal for centrifugal, Roots-style, or turbo applications. Our machining tolerances and component strength exceed OEM standards to support high-output builds without compromising longevity.

Advanced Engine Assembly & Testing

With a full in-house machine shop, precision balancing equipment, and two engine dynamometers, we ensure:

• Consistent horsepower and torque delivery
• Complete engine break-in with dual oil changes
• Dyno reports with every build (HP, torque, and vital readings)

You don’t just get an engine—you get verified performance and peace of mind.

Why Choose Golen Engine?

Proven Performance. Personalized Service.

• In-house expertise: No salespeople—only engine specialists.
• Custom builds welcome: Tell us your goals, and we’ll spec your build.
• Decades of experience: Trusted name in high-performance GM engine building.
• Best-in-class components: We only use what we’d put in our own vehicles.

Experience the Best LTx Crate Engines for Sale

Looking for an LS or LTx crate engine that blends brute force with bulletproof reliability? Whether you're building a street monster or track-focused machine, Golen’s precision-built engines deliver. From a naturally aspirated 550hp to a supercharged 1200hp beast, we build power to match your vision.

Ready to upgrade? Contact Golen Engine today to discuss your ideal LT1 or LT4 crate engine build.

Questions? Give us a call at 1-800-591-9171 or Contact Us and we’ll get in touch with you right away.