🔥 383ci Street King Short Block

💥 Classic Stroker Performance. Modern LS Reliability.

🔧 Overview

The 383ci Street King Short Block is the perfect entry into the world of LS stroker performance. Designed to deliver increased displacement, improved torque, and exceptional responsiveness, the 383 has earned its reputation as one of the most versatile and enjoyable performance combinations available.

Whether you're building a naturally aspirated street car, a weekend cruiser, or a performance-focused LS swap, the 383ci Street King provides the ideal foundation for a powerful and reliable engine package. The additional cubic inches deliver stronger low-end and mid-range torque while maintaining the quick-revving characteristics that make the LS platform so popular.

Built using premium components and precision machining practices, the 383ci Street King Short Block is engineered to provide years of reliable performance on the street or at the track.

⚙️ What Is Included

• Fully machined and inspected LS 5.3L iron block
• Forged stroker crankshaft
• Forged H-beam connecting rods
• Forged pistons
• Premium engine bearings
• Performance piston rings
• Precision balancing and blueprint assembly

🔥 Performance Stages

Street Series – Proven Performance

A dependable foundation for naturally aspirated street builds looking for increased torque and improved performance over a stock LS engine.

Features:

• Forged stroker rotating assembly
• Street-performance piston package
• Balanced and assembled short block
• Excellent drivability and long-term reliability

Recommended For:

• Daily drivers
• Street cars
• Mild performance builds

Power Capability:
Up to 650 HP

Street/Strip Series – Aggressive Performance

Designed for customers looking to maximize naturally aspirated performance while maintaining street manners.

Features:

• Upgraded forged rotating assembly
• Performance Race bearing package
• Higher Compression Lightweight Pistons
• Main Stud Upgrade
• Optimized for aggressive camshaft and cylinder head combinations

Recommended For:

• Street/strip vehicles
• Weekend racers
• High-performance naturally aspirated builds

Power Capability:
Up to 850 HP

Dominator Series – Maximum Effort

The ultimate naturally aspirated 383ci foundation. Built for customers who demand the highest quality components and maximum performance potential.

Features:

• Premium forged crankshaft
• Premium forged connecting rods
• Premium forged pistons
• High-performance bearing package
• Main Stud Upgrade
• Blueprint assembled to exacting tolerances
• Designed for extreme naturally aspirated combinations

Recommended For:

• Competition builds
• Serious street performance
• Maximum horsepower naturally aspirated applications

Power Capability:
Up to 1,000 HP

👑 Why Choose the 383ci Street King Short Block?

• Increased displacement for stronger torque and acceleration
• Forged rotating assembly for superior durability
• Excellent balance of power, drivability, and reliability
• Ideal for naturally aspirated performance builds
• Proven LS architecture with unmatched aftermarket support

⚠️ Important Notes

• Cylinder heads, camshaft, valvetrain, intake manifold, oil pan, timing components, and gaskets are not included
• All short blocks are built to order
• Final specifications may vary depending on application and customer requirements
• Professional assembly of top-end components and tuning are recommended

📋 Recommended Applications

✅ Naturally Aspirated Street Builds
✅ Muscle Cars & Restomods
✅ Performance LS Swaps
✅ Street/Strip Combinations
✅ Weekend Cruisers
✅ Track Day Vehicles