🔥 383ci Street King Long Block – Naturally Aspirated

💥 Classic Stroker Torque. Modern LS Performance.

🔧 Overview

The 383ci Street King Long Block is built for enthusiasts who want the perfect combination of torque, responsiveness, and reliability. By increasing displacement over a standard LS platform, the 383 delivers stronger low-end torque, improved mid-range power, and the kind of throttle response that makes every drive exciting.

Designed for naturally aspirated performance, the 383ci Street King is equally at home in a street car, restomod, truck, or weekend cruiser. It provides the perfect balance of drivability and performance, offering substantial gains in power without sacrificing reliability.

Whether you're looking for a powerful street engine or a foundation for a serious naturally aspirated build, the 383ci Street King delivers proven performance with modern LS reliability.

⚙️ Naturally Aspirated Performance

The 383ci Street King is engineered to maximize naturally aspirated performance through increased displacement, optimized airflow, and carefully selected components. The result is an engine that produces strong torque throughout the RPM range while maintaining excellent street manners and reliability.

Expect instant throttle response, strong acceleration, and a broad powerband that makes the vehicle enjoyable to drive in virtually any situation.

🔥 Performance Stages

Street Series – Refined Power

A dependable performance package designed for customers seeking improved power and torque while maintaining excellent street manners.

Features:

• Performance camshaft
• Upgraded valve springs
• Precision-machined cylinder heads
• Forged stroker rotating assembly
• Fully assembled long block

Expected Output:
500–525 HP / 480–520 TQ

Ideal For:

• Daily drivers
• Restomods
• Street performance builds

Street/Strip Series – Aggressive Power

Built for enthusiasts looking for a more aggressive driving experience and increased naturally aspirated performance.

Features:

• Performance camshaft with noticeable lope
• Upgraded valvetrain package
• Performance cylinder head package
• Forged stroker rotating assembly
• Optimized airflow and compression

Expected Output:
500–600 HP / 500–560 TQ

Ideal For:

• Street/strip vehicles
• Weekend cruisers
• Performance-focused builds

Dominator Series – Maximum Effort

The ultimate naturally aspirated 383ci Street King combination. Built for customers who want maximum performance from a naturally aspirated LS stroker.

Features:

• Aggressive performance camshaft
• Fully upgraded valvetrain system
• CNC-ported cylinder heads
• head and main studs
• Premium forged rotating assembly
• Precision-balanced and blueprint assembled

Expected Output:
600–700 HP / 540–600 TQ

Ideal For:

• Serious street machines
• High-performance builds
• Maximum effort naturally aspirated applications

👑 Why Choose the 383ci Street King Long Block?

• Increased displacement for exceptional torque and acceleration
• Forged stroker rotating assembly
• Excellent throttle response and drivability
• Proven naturally aspirated performance
• Complete long block ready for your intake, fuel system, and accessories
• Ideal balance of power, reliability, and value

⚠️ Important Notes

• Intake manifold, throttle body, fuel injectors, accessories, and engine management are not included
• All engines are built to order
• Professional tuning is required for optimal performance
• Final specifications may vary depending on vehicle application and supporting modifications

📋 Recommended Applications

✅ Naturally Aspirated Street Builds
✅ Restomods
✅ Muscle Cars
✅ LS Swaps
✅ Street/Strip Vehicles
✅ Weekend Cruisers

Titan Engine Works 383ci Street King Long Block combines the proven performance of a forged LS stroker with the reliability and drivability enthusiasts demand. With exceptional torque, responsive power delivery, and a broad operating range, it's the perfect choice for customers who want a naturally aspirated engine that performs as good as it sounds.