DeatschWerks Fuel Injectors

2011–2025 Nissan 240sx SOHC 650CC Top Feed Injectors

Part #: 18U-02-0650-4

Overview

The DeatschWerks 240sx SOHC 650CC Top Feed Injectors are high-performance fuel delivery components designed specifically for Nissan 240sx models equipped with single overhead cam (SOHC) engines. Engineered for enthusiasts seeking reliable, precise fuel delivery, these injectors are ideal for street, spirited driving, and moderate performance applications. Whether you're upgrading your stock fuel system for increased power or replacing worn-out injectors, these units provide the consistency and flow needed to support your vehicle's performance goals.

DeatschWerks has built a reputation for quality and innovation in fuel system solutions since 2004. Located in Oklahoma City, Oklahoma, the company specializes in designing and manufacturing high-flow, drop-in fuel injectors that deliver excellent spray patterns and durability. These injectors are crafted to improve fuel atomization and support increased horsepower and torque, making them a popular choice among Nissan enthusiasts and tuners.

Key Features

DeatschWerks' 240sx SOHC 650CC Top Feed Injectors incorporate advanced engineering and premium materials to ensure optimal performance and longevity. The injectors feature a high-quality, corrosion-resistant body constructed from durable materials that withstand the harsh conditions of high-performance applications. Their precise manufacturing process guarantees consistent flow rates and spray patterns, which are critical for achieving reliable engine tuning and smooth operation.

• High-flow 650CC flow rate, suitable for moderate to high-performance builds
• Top feed design compatible with OEM and aftermarket fuel rails
• Drop-in fitment for Nissan 240sx SOHC engines, ensuring straightforward installation
• Built with high-quality, corrosion-resistant components for long-term durability
• Designed to support increased horsepower and torque while maintaining excellent idle quality and drivability
• Compatible with stock or upgraded fuel systems, ideal for tuning and performance upgrades
• Manufactured with precision to ensure consistent spray patterns and fuel delivery
• Optimized for street use, spirited driving, and moderate track days

Construction & Design

The DeatschWerks 650CC injectors feature a robust, high-grade body made from corrosion-resistant materials, ensuring durability and reliable performance over time. The internal components are engineered for precise fuel metering, with a focus on maintaining consistent spray patterns that promote efficient combustion. The top feed design allows for easy installation and compatibility with a wide range of fuel rails, making these injectors a versatile upgrade for Nissan 240sx owners.

The injectors are manufactured using advanced CNC machining and quality control processes, ensuring each unit meets strict tolerances. Their compact, lightweight design minimizes flow restrictions and helps maintain optimal fuel pressure. The high-quality internal solenoid and nozzle assembly provide excellent response and spray atomization, which are essential for achieving smooth throttle response and stable idle under various driving conditions.

Installation & Fitment

The DeatschWerks 240sx SOHC 650CC Top Feed Injectors are designed as direct replacements for OEM units, making installation straightforward for those familiar with fuel system upgrades. They utilize the factory mounting points and connectors, requiring no modifications or tuning adjustments for basic operation. However, to maximize performance and ensure proper fuel delivery, a professional tune is recommended after installation.

• Plug-and-play installation with OEM or aftermarket fuel rails
• No cutting, drilling, or complex modifications required
• Compatible with stock fuel pressure regulators and controllers
• Ideal for street, spirited driving, and moderate performance upgrades

What's Included

• Set of four high-performance fuel injectors (650CC each)
• Installation instructions

Ideal For

• Owners upgrading their Nissan 240sx SOHC fuel system for increased power
• Enthusiasts seeking reliable, drop-in fuel injectors for daily driving and moderate performance builds
• Those performing engine tuning or supporting modifications such as turbocharging or intake upgrades