Edelbrock Supercharged GEN 3 426 HEMI Crate Engine

Fits Mopar Gen III

Part #: 46126

Overview

The Edelbrock Supercharged 426ci Gen III HEMI crate engine is a formidable performance upgrade designed specifically for Mopar Gen III applications. Delivering an impressive 808 horsepower and 762 ft-lbs of torque, this turnkey engine is perfect for muscle car restorations, restomods, and high-performance custom builds. Built on a durable Mopar iron 392 block, it combines modern engineering with proven components to provide exceptional power and reliability.

Ideal for enthusiasts seeking the legendary HEMI power with the added boost of an Edelbrock E-Force supercharger, this crate engine comes without electronics, allowing for custom tuning and seamless integration into your preferred vehicle setup.

Key Features

This Edelbrock 426 HEMI crate engine incorporates advanced technology and premium components to ensure outstanding performance and durability:

• 426 cubic inch displacement with a 4.090" bore and 4.050" stroke
• Forged Manley 4340 crankshaft and H-Beam connecting rods for exceptional strength
• Forged aluminum pistons with a 9.9:1 compression ratio for optimal combustion efficiency
• Edelbrock Performer RPM cylinder heads (#61099) designed for high airflow and combustion
• Edelbrock E-Force supercharger system featuring Eaton TVS R2650 rotors for massive boost
• Driver’s side throttle body orientation for easier intake routing and installation
• Includes electric intercooler water pump, intercooler plumbing, and recovery tank for effective charge air cooling
• Comes with fuel rails, 60 lb/hr Siemens fuel injectors, ignition coils, mass air flow sensor housing, and reusable air filter
• 100" 6-rib supercharger belt for reliable power delivery
• Requires a minimum of 91 octane fuel for optimal performance

Construction & Design

The foundation of this crate engine is a new Mopar iron 392 block, providing a rugged and rigid platform capable of handling extreme power levels. The rotating assembly features forged Manley components including a 4340 crankshaft and H-Beam connecting rods, ensuring exceptional strength and durability under high stress conditions.

Forged aluminum pistons are precision-engineered with a 5cc dish to maintain a 9.9:1 compression ratio, balancing power output with drivability. The Edelbrock Performer RPM cylinder heads are optimized for high airflow and combustion efficiency, paired with an aggressive camshaft profile to maximize valve timing and power delivery.

The supercharger system integrates Eaton’s proven TVS R2650 rotors, delivering efficient and consistent boost for strong mid-range and top-end performance.

Performance & Sound

With a commanding 808 horsepower and 762 ft-lbs of torque, this supercharged 426 HEMI delivers exhilarating acceleration and robust mid-range power. The forged internals combined with the high-capacity supercharger ensure a responsive throttle and a broad power curve suitable for street performance or competitive applications.

The engine’s sound features the iconic HEMI rumble enhanced by the distinctive whine of the supercharger, creating an aggressive and thrilling auditory experience that enthusiasts will appreciate.

Installation & Fitment

This crate engine is designed as a direct replacement for Mopar Gen III 426ci HEMI builds. It comes without electronics, providing flexibility for custom tuning and integration with your vehicle’s existing systems. The driver’s side throttle body orientation simplifies intake plumbing and installation.

To complete the cooling system, pairing this engine with universal heat exchangers is recommended. Professional installation is advised to ensure proper fitment and optimal performance with your vehicle’s drivetrain and fuel system.

What's Included

• 426ci Mopar Gen III iron block crate engine
• Forged Manley 4340 crankshaft, H-Beam rods, and forged aluminum pistons
• Edelbrock Performer RPM cylinder heads (#61099)
• Edelbrock E-Force supercharger with Eaton TVS R2650 rotors
• Electric intercooler water pump, plumbing, and recovery tank
• Fuel rails and 60 lb/hr Siemens fuel injectors
• Ignition coils and mass air flow sensor housing
• Reusable air filter
• 100" 6-rib supercharger belt

Ideal For

This Edelbrock 426ci Gen III HEMI crate engine is ideal for Mopar enthusiasts building high-performance street machines, muscle car restorations, or custom projects requiring massive horsepower and torque. It suits those who want a reliable, turnkey supercharged engine with the flexibility to integrate custom electronics and tuning solutions for a personalized driving experience.

Edelbrock is one of the most recognized names in American performance, building hardware for horsepower-minded street and race builds. From intake manifolds and carburetors to EFI and supporting engine components, Edelbrock’s lineup is designed to improve airflow, throttle response, and overall engine performance for classic and modern platforms alike.