Speedmaster 1-286-010 Chrysler 5.7L Hemi Gen 3 Cast Iron Engine Block

The Speedmaster 1-286-010 is a high-performance cast iron engine block designed specifically for Chrysler 5.7L Hemi Gen 3 applications. This billet main engine block provides the foundation for building a powerful and reliable Hemi engine while maintaining a stock appearance under the hood.

Key Specifications:

• Bore spacing: 3.917 inches
• Deck height: 9.239 inches
• Billet main cap construction for superior strength
• Cast iron construction for durability and heat dissipation
• Compatible with stock Hemi Gen 3 components

Features and Benefits:

• Engineered for high-performance builds while retaining OEM fitment
• Billet steel main caps provide enhanced rigidity and bearing support
• Cast iron material offers excellent wear resistance and thermal stability
• Works with factory components for easier assembly and parts availability
• Ideal for street performance, hot rod, and racing applications

This engine block allows you to build a robust Hemi powerplant that can handle increased horsepower and torque while maintaining compatibility with standard Gen 3 Hemi parts. Perfect for enthusiasts looking to upgrade their engine's foundation without sacrificing the convenience of stock component compatibility.