DeatschWerks 650cc Injectors

1991–2001 Honda Civic / 1992–2000 Acura Integra B/D/H Series 650cc Injectors

Part #: 18U-04-0650-4

Overview

The DeatschWerks 650cc injectors are high-performance fuel delivery components designed specifically for Honda and Acura B, D, F, and H series engines from 1991 to 2001. Whether you're building a street-driven project, a spirited daily driver, or a track-ready setup, these injectors provide the reliable fuel flow needed to support increased power and performance modifications.

Engineered for enthusiasts who seek precise fuel metering and consistent spray patterns, these injectors help optimize your vehicle's air-fuel ratio, ensuring optimal combustion and improved throttle response. They are an excellent upgrade for turbocharged or naturally aspirated builds that require more fuel capacity than stock injectors can provide.

Key Features

DeatschWerks 650cc injectors feature advanced design and construction to deliver superior performance and durability. The injectors are built with high-quality materials and precision manufacturing techniques to ensure consistent spray patterns and reliable operation under demanding conditions.

• High-flow 650cc capacity supports increased horsepower and torque for modified engines.
• Flow-matched injectors ensure balanced fuel delivery across all cylinders, promoting smooth engine operation.
• Electrically compatible with stock and aftermarket engine management systems, making installation straightforward.
• Constructed with high-grade materials resistant to corrosion and fuel additives, ensuring longevity and reliability.
• Designed for easy installation with OEM-style connectors and fitment.
• Ideal for turbocharged setups, high-performance naturally aspirated builds, or any application requiring increased fuel flow.
• Optimized spray pattern for efficient atomization, promoting better combustion and power output.
• Supported by DeatschWerks' reputation for quality and precision engineering in fuel delivery components.

Filter Options

These injectors are designed to work seamlessly with your vehicle's existing fuel system. They do not include filters, but it is recommended to use high-quality fuel filters to maintain optimal injector performance and longevity. For specific applications, consult your engine management system or tuner for compatibility and tuning requirements.

Construction & Design

The DeatschWerks 650cc injectors are built with a focus on durability and performance. They feature a high-flow solenoid and a precision-machined body that ensures consistent spray patterns. The injectors utilize a high-quality coil and a robust internal design to withstand high fuel pressures and temperatures commonly encountered in modified engines. Their compact, OEM-style connectors facilitate a straightforward installation process, making them a popular choice among Honda and Acura enthusiasts.

Performance & Sound

While fuel injectors do not produce sound, upgrading to high-capacity injectors like these can improve throttle response and fuel delivery consistency, especially during high-demand driving conditions. Proper tuning will maximize the benefits of these injectors, resulting in smoother acceleration and more reliable power delivery across the RPM range.

Installation & Fitment

The DeatschWerks 650cc injectors are a direct bolt-in replacement for the factory injectors on compatible Honda and Acura B, D, F, and H series engines from 1991 to 2001. No modifications, cutting, or drilling are required for installation. However, proper tuning and calibration are essential to ensure optimal performance and to prevent running lean or rich. It is recommended to have a professional tune performed after installation.

• Plug-and-play installation with OEM-style connectors.
• No additional modifications needed for stock or mildly modified engines.
• Ensure your engine management system is configured to support the increased fuel capacity.

What's Included

• Set of four high-performance 650cc fuel injectors
• Installation instructions (if applicable)

Ideal For

• Honda Civic and Acura Integra owners seeking increased fuel capacity for boosted or naturally aspirated builds
• Performance enthusiasts aiming for better throttle response and power output
• Custom tuner or mechanic performing fuel system upgrades

Emissions Note

These fuel injectors are designed for off-road or racing use only and may not be legal for street use in all jurisdictions. Please check local regulations before installation.