DeatschWerks Matched 550cc USCAR EV14 Fuel Injectors

2003–2025 Dodge, Chrysler, Jeep, Ram Hemi 5.7L / 6.1L / 6.4L 392 Engines

Part #: 17U-00-0050-8

Overview

The DeatschWerks Matched 550cc USCAR EV14 Fuel Injectors are precision-engineered performance components designed to upgrade the fuel delivery system of popular Hemi-powered vehicles. Specifically tailored for Dodge, Chrysler, Jeep, and Ram models equipped with 5.7L, 6.1L SRT8, and 6.4L 392 Hemi engines, these injectors provide consistent and reliable fuel flow to support enhanced engine performance.

Ideal for enthusiasts seeking improved throttle response, increased power potential, and optimized fuel atomization, these injectors are flow-matched and balanced to ensure smooth operation and efficient combustion. Whether you are tuning for higher horsepower or upgrading your fuel system for forced induction or naturally aspirated builds, these injectors offer a dependable solution.

Key Features

DeatschWerks fuel injectors are renowned for their quality and precision. Key features include:

• Set of 8 injectors, each rated at 50 lb/hr (approximately 550cc/min) for balanced fuel delivery
• Flow balanced to within 1-2% for consistent performance across all cylinders
• E85 compatible, allowing use with ethanol blends for increased power and cleaner combustion
• Excellent spray pattern and atomization for optimized idle quality and tuning flexibility
• Designed with Bosch EV6 standard coil technology and USCAR EV14 connectors for reliable electrical compatibility
• Wide fuel pressure operating range of 40–100 psi to accommodate various fuel system setups
• Maximum pulse width of 1.2 ms and duty cycle up to 91% for high-demand fueling scenarios
• Comprehensive 3-year warranty backed by DeatschWerks’ technical support and tuning assistance

Construction & Design

These injectors feature premium internal components engineered for durability and precision. The Bosch EV6 coil design ensures consistent electrical performance and rapid response times, while the USCAR EV14 connector type guarantees a secure and OEM-compatible fit. Each injector undergoes rigorous in-house flow testing and balancing to maintain tight tolerances, ensuring uniform fuel delivery across all cylinders.

The injector body and nozzle are crafted to provide an optimized spray pattern that enhances fuel atomization, improving combustion efficiency and reducing emissions. This meticulous design supports stable idle characteristics and smooth throttle transitions, even under demanding driving conditions.

Installation & Fitment

Installation of the DeatschWerks 550cc fuel injectors is a direct fit for a wide range of Hemi-powered vehicles from 2003 through 2025, including Dodge Ram 1500/2500/3500, Dodge Charger, Dodge Challenger, Dodge Durango, Chrysler 300, Jeep Grand Cherokee, and Dodge Magnum models equipped with 5.7L, 6.1L SRT8, and 6.4L 392 engines.

While these injectors are designed as an upgrade over OEM units, professional tuning is recommended after installation to optimize fuel maps and ensure safe engine operation. Depending on your vehicle’s setup and modifications, adjustments to fuel pressure and ECU calibration may be necessary to fully realize the performance benefits.

What's Included

• Set of 8 matched DeatschWerks 550cc USCAR EV14 fuel injectors
• Flow balancing report documenting injector performance
• Technical support and tuning data access via phone or email

Ideal For

These fuel injectors are ideal for performance enthusiasts and professional tuners upgrading their Hemi engines for increased power output. They suit naturally aspirated builds seeking improved throttle response, as well as forced induction applications requiring higher fuel flow capacity. Compatible with E85 fuel, they also cater to those looking to run ethanol blends for enhanced performance and cleaner emissions.

DeatschWerks builds high-performance fuel system components—injectors, pumps, regulators, rails, lines, and fittings—engineered for racers and tuners who need reliable fueling at higher horsepower levels. Their plug-and-play fitment approach and data-supported injector offerings make them a go-to choice when upgrading for boost, ethanol blends, or track-focused setups.