🔥 408ci Street King Long Block – Boosted

💥 Built for Boost. Engineered for Big Power.

🔧 Overview

The 408ci Street King Boosted Long Block is designed for enthusiasts who refuse to settle for ordinary horsepower numbers. Built around a forged stroker rotating assembly and engineered specifically for forced induction, this combination delivers the strength, durability, and displacement needed to support serious turbocharged and supercharged applications.

With 408 cubic inches of displacement, this engine produces exceptional torque off boost while providing the airflow and cylinder pressure capacity required to support extreme horsepower levels when boost is introduced. Whether you're building a street car, drag car, truck, or high-performance LS swap, the 408ci Street King provides a proven foundation for achieving your horsepower goals.

From moderate street setups to four-digit horsepower combinations, this engine is built to handle the demands of serious performance.

💨 Boosted Performance

The 408ci Boosted Street King Long Block is engineered to thrive under boost. Featuring a forged rotating assembly, premium internal components, and a compression ratio optimized for forced induction, this combination is designed to withstand the increased cylinder pressures associated with turbocharged and supercharged applications.

The additional displacement provides exceptional low-end torque and improved spool characteristics while maintaining outstanding top-end horsepower potential.

🔥 Performance Stages

Street Series – Boost Ready

A durable boosted foundation designed for customers seeking reliable street performance and moderate boost levels.

Features:

• Forged crankshaft
• Forged connecting rods
• Forged pistons
• Boost-friendly compression ratio
• Upgraded valvetrain package
• Fully assembled long block

Power Capability:
Up to 850 HP

Ideal For:

• Street cars
• Weekend cruisers
• Mild turbo or supercharger applications

Street/Strip Series – Serious Performance

Built for customers looking to maximize performance while maintaining excellent reliability.

Features:

• Premium forged rotating assembly
• Upgraded valvetrain system
• Performance cylinder head package
• Enhanced durability for increased boost levels
• Precision-balanced assembly

Power Capability:
Up to 1,000 HP

Ideal For:

• Street/strip vehicles
• High-performance builds
• Twin-turbo combinations
• High-boost supercharger applications

Dominator Series – Maximum Boost

The ultimate Street King boosted combination. Built for customers pursuing four-digit horsepower goals and uncompromising performance.

Features:

• Premium forged crankshaft
• Premium forged connecting rods
• Premium forged pistons
• Fully upgraded valvetrain system
• High-strength internal components throughout
• Blueprint assembled to exacting tolerances

Power Capability:
1,250+ HP

Ideal For:

• Competition vehicles
• Drag racing applications
• Maximum horsepower street builds
• Extreme turbocharged combinations

👑 Why Choose the 408ci Street King Boosted Long Block?

• Forged rotating assembly designed for boost
• Exceptional torque and horsepower potential
• Proven LS architecture
• Optimized for turbocharger and supercharger applications
• Built to withstand extreme cylinder pressures
• Ideal foundation for four-digit horsepower goals

⚠️ Important Notes

• Intake manifold, throttle body, fuel injectors, turbochargers, superchargers, accessories, and engine management are not included
• All engines are built to order
• Professional tuning is required
• Final specifications may vary based on intended boost level and application
• Horsepower capability depends on supporting modifications and fuel system configuration

📋 Recommended Applications

✅ Turbocharged Street Builds
✅ Twin-Turbo Applications
✅ Supercharged Vehicles
✅ Street/Strip Combinations
✅ Drag Racing Builds
✅ High-Horsepower LS Swaps

Titan Engine Works 408ci Street King Boosted Long Block is engineered for enthusiasts who demand serious horsepower potential without sacrificing reliability. Built with premium forged components and designed specifically for forced induction, it provides the strength and confidence needed to push your build to the next level.