AUTOLINE PRODUCTS 16-640 Port Fuel Injector 676040278435

( Brand: Autoline Products ), ( Manufacturer Part Number: 16-640 ), ( Part Type: Fuel Injector ), ( UPC: 676040278435 )

Review AUTOLINE PRODUCTS Ltd Multi Port Fuel Injector

The **Autoline 16-640-LTD Port Fuel Injector** represents a cutting-edge advancement in high-performance fuel delivery systems, meticulously engineered to meet the demands of modern high-output engines while maintaining reliability and precision. Designed with a **large 16-hole nozzle pattern**, this injector is specifically crafted for applications requiring robust fuel atomization and distribution, making it an ideal choice for turbocharged, supercharged, or high-compression engines where fuel efficiency and performance are critical. The **low-dome port design** ensures optimal fuel flow dynamics, reducing the risk of clogging and promoting even distribution across the combustion chamber, which is essential for maximizing power output and minimizing carbon buildup. Constructed from **high-grade stainless steel**, the injector is built to withstand extreme temperatures and pressures, ensuring longevity even under the most demanding conditions. The **LTD (Low-Dome) variant** is particularly well-suited for engines with aggressive camshaft profiles or high-flow intake manifolds, as its port geometry minimizes turbulence and improves fuel delivery consistency. This injector is compatible with a wide range of fuel types, including ethanol blends and high-octane fuels, making it versatile for both street and track applications. Whether installed in a high-performance street rod, a competition race car, or a heavy-duty diesel application, the Autoline 16-640-LTD delivers exceptional fuel atomization, precise metering, and superior durability, ensuring that your engine operates at peak efficiency while maintaining reliability under heavy loads. Its robust construction and advanced design make it a standout choice for engineers and enthusiasts seeking a balance between performance and longevity in their fuel injection systems.

### **Pros and Cons of buying a Autoline 16-640LTD Port Fuel Injector**

1. **High-Flow Performance** The 16-640LTD is designed for high-performance applications, offering significant fuel flow capacity (up to 640 cc/min) to support turbocharged, supercharged, or high-RPM engines. This makes it suitable for forced-induction builds where stock injectors would be insufficient.

2. **Durable Construction** Autoline injectors are known for their robust build quality, often featuring stainless steel bodies and high-temperature-resistant materials. This enhances longevity, especially in demanding applications.

3. **Precision Engineering** The port design (16-port) allows for better fuel atomization and distribution, improving combustion efficiency and reducing the risk of fouling or carbon buildup compared to some lower-end injectors.

4. **Compatibility with Tuning** Works well with ECU tuning software (e.g., Haltech, Link, or AEM), allowing for precise fuel trims and adjustments to match engine demands. This is critical for performance builds where fueling needs vary significantly.

5. **Wider Application Range** Suitable for a variety of engines, including naturally aspirated high-performance setups (if properly sized) and forced-induction applications. The 640 cc/min rating covers a broad spectrum of power outputs.

6. **Aftermarket Support** Autoline is a well-established brand with a strong aftermarket presence, meaning parts, wiring harnesses, and diagnostic tools are widely available.

7. **Potential for Upgradability** If future power increases are planned, these injectors can often be paired with larger rail systems (e.g., 3-bar or 5-bar rails) without major compatibility issues.

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1. **Cost** High-performance injectors like the 16-640LTD are significantly more expensive than stock or basic aftermarket options. The price point may be prohibitive for budget-conscious builds or low-power applications.

2. **Requires Proper Sizing** Choosing the wrong size (e.g., oversizing for a naturally aspirated engine) can lead to fuel wastage, poor atomization, or even injector failure due to excessive cycling. Accurate fueling calculations are essential.

3. **Complex Installation** Installing high-flow injectors often requires additional components like a high-pressure fuel pump, upgraded fuel rail, and proper wiring. This can add to labor costs and complexity, especially for DIYers without experience.

4. **Tuning Necessity** Unlike stock injectors, these require tuning to avoid rich or lean conditions. Without proper ECU calibration, you risk poor performance, drivability issues, or even engine damage from excessive fuel or lean misfires.

5. **Potential for Fuel System Strain** High-flow injectors demand a robust fuel system. Weak fuel pumps, clogged filters, or inadequate fuel pressure can cause inconsistent performance or injector failure over time.

6. **Wasteful on Low-Power Applications** For mild builds (e.g., stock or lightly modified engines), these injectors may be overkill, leading to unnecessary fuel consumption and higher costs without meaningful performance gains.

7. **Learning Curve for Diagnostics** Troubleshooting injector issues (e.g., clogs, leaks, or electrical problems) can be challenging without experience. Poor injector health can manifest as rough idling, stalling, or poor acceleration.

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The **Autoline 16-640LTD port fuel injector** is a high-quality, high-performance component ideal for forced-induction or high-power applications where stock injectors fall short. Its durability, precision engineering, and compatibility with tuning make it a strong choice for serious builders. However, the cost, installation complexity, and necessity for proper sizing and tuning mean it is not a "one-size-fits-all" solution. It is best suited for projects where significant power gains are expected and where the builder is prepared for the associated tuning and fuel system upgrades.

- **Buy if:** You are building a **forced-induction (turbo/supercharged) engine**, plan to exceed **300 400 horsepower**, or need a reliable injector for a **high-RPM, high-flow application**. Ensure your fuel system (pump, rail, lines) is upgraded to support the injector s demands.

- **Avoid if:** Your project is a **mildly modified or stock engine** where lower-flow injectors (e.g., 400 500 cc/min) would suffice, or if you lack the budget or expertise for tuning and fuel system upgrades.

- **Consider alternatives:** If your budget is tight, explore **mid-range injectors** (e.g., 400 500 cc/min) from brands like **Autoline, Delphi, or Siemens** that may offer better value for lower-power builds. For extreme builds, research **even higher-flow options** (e.g., 800 cc/min ) if needed.

Ultimately, the 16-640LTD is a **premium choice** for performance applications but requires careful planning to avoid wasted investment. Always consult with a tuner or fuel system specialist to ensure proper sizing and compatibility.

Details:

Engineered using the latest technology to ensure product lasts longer in service. Designed specifically for trucks, trailers, and buses. Autoline Products Ltd 16-640 Multi Port Fuel Injector: Part Number: Manufacturer. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

Manufactured following strict OE standards to work like the original component. Made of high-quality components for durability, reliability, and performance.

part #: 16640 prices

• $45.32-$115.58

specifications carfuelinjector:

• brand: Autoline Products
• mpn: 16-640
• part type: Fuel Injector
• upc: 676040278435

payments carfuelinjector:

• wallet: Paypal
• credit card: Visa
• other

seller carfuelinjector:

• rating: 99.3%
• # reviews: 66108
• city: Los Angeles, California

offer carfuelinjector:

• started: March 5, 2026
• availability: In Stock
• best offers: True
• quantity: 1
• options: Ship-to-home
• sold: 0

general carfuelinjector:

• Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
• condition: New

returns carfuelinjector:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

shipping carfuelinjector:

• cost: $0.00
• class: Standard
• type: Fixed
• transit: 3-7 Days
• service: Standard

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