BOSCH R-0-986-435-518 Fuel Injector Select 6.7L

( Brand: Bosch ), ( Manufacturer Part Number: R-0-986-435-518 ), ( Type: Fuel Injector ), ( Fuel Type: Diesel ), ( Performance Part: No ), ( Fitment: 2007.5 2012 Dodge/ram 6.7l Cummins )

Review BOSCH Remanufactured Fuel Injector Select 6.7l fits RAM CUMMINS

The **Bosch R-0-986-435-518 fuel injector** is a high-performance, precision-engineered component designed specifically for select **6.7L Cummins diesel engines**, including those found in the iconic **Ram 1500, Ram 2500, and Ram 3500** models equipped with the **Common Rail Direct Injection (CRDI)** system. This injector is a direct replacement for the original equipment manufacturer (OEM) part, ensuring seamless integration with the engine s fuel delivery system while maintaining optimal performance, efficiency, and reliability. Crafted from durable materials, including high-grade stainless steel and corrosion-resistant alloys, the Bosch R-0-986-435-518 is built to withstand the extreme pressures and temperatures inherent in diesel fuel injection systems, typically operating at pressures exceeding **20,000 psi**. The injector features a **piezoelectric actuator**, a cutting-edge technology that enables ultra-fast response times and precise fuel metering, allowing for improved combustion efficiency, reduced emissions, and enhanced power delivery. This level of precision is critical for maintaining the Cummins engine s reputation for durability and torque, ensuring that every injection cycle is optimized for maximum performance. Whether used in heavy-duty towing applications, off-road adventures, or daily driving, this injector is engineered to deliver consistent and reliable fuel delivery, helping to extend the lifespan of the engine while minimizing wear and tear on critical components. Bosch, a leader in automotive technology, has incorporated advanced manufacturing techniques and rigorous quality control measures into the production of this part, ensuring that it meets or exceeds OEM specifications for durability, performance, and compatibility. For diesel enthusiasts and fleet operators seeking a dependable upgrade or replacement, the Bosch R-0-986-435-518 fuel injector represents a superior choice, combining Bosch s reputation for innovation with the robust performance demanded by the Cummins engine platform.

**Pros and Cons of buying a Bosch R-0-986-435-518 Fuel Injector for a Select 2003 2010 6.7L Cummins**

### **Pros**

1. **OEM Compatibility** This Bosch injector is a direct replacement for the original Cummins fuel injectors used in the 6.7L diesel engines (2003 2010 models). It matches the exact specifications, including flow rate, spray pattern, and electrical connections, ensuring proper fitment and performance.

2. **High-Quality Manufacturing** Bosch is a well-known brand in the automotive and diesel aftermarket, known for precision engineering and durability. These injectors are built to withstand the high pressures and temperatures of a Cummins engine.

3. **Extended Lifespan** Bosch injectors are designed for longevity, especially when properly maintained. Many users report these injectors lasting well beyond the original equipment lifespan, reducing long-term replacement costs.

4. **Improved Fuel Efficiency** A properly functioning injector ensures optimal fuel atomization, which can lead to better combustion efficiency, potentially improving fuel economy and reducing soot buildup.

5. **Warranty Coverage** Bosch offers warranties on their injectors, typically covering defects in materials and workmanship for a set period (often 12 24 months). This provides some peace of mind against premature failure.

6. **Aftermarket Support** Since these injectors are widely used in the Cummins community, finding replacement parts, diagnostic tools, and labor support is relatively straightforward. There are numerous forums, shops, and online resources dedicated to troubleshooting and maintaining them.

7. **Compatibility with Upgrades** If you plan to modify your Cummins (e.g., turbo upgrades, fuel system tweaks, or performance tuning), these Bosch injectors are often recommended because they can handle increased fuel flow without failing prematurely.

8. **Reduced Emissions** Properly functioning injectors help maintain cleaner combustion, which can lower emissions and reduce the risk of failing emissions tests (if applicable).

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### **Cons**

1. **Cost** Bosch injectors are more expensive than some aftermarket alternatives (e.g., generic or lesser-known brands). A single injector can cost between **$300 $500**, and a full set (8 injectors) can exceed **$2,000 $4,000** installed. This is a significant upfront investment compared to cheaper options.

2. **Installation Complexity** Replacing fuel injectors requires specialized tools (e.g., injector wrenches, torque wrenches, and fuel system cleaning), and improper installation can lead to leaks or damage. If you re not experienced with diesel fuel systems, professional installation is recommended, adding to the cost.

- **Fuel system cleaning** (to prevent clogging from carbon or contaminants).

- **Injector testing and cleaning** (using tools like injector flow benches or ultrasonic cleaners).

- **Proper fuel quality** (using clean diesel or additives to prevent injector fouling).

Neglecting maintenance can lead to premature wear or failure.

- **Worn needle seats** (leading to poor atomization and misfires).

- **Internal leaks** (due to O-ring failure or seal degradation).

- **Electrical issues** (corroded connectors or faulty solenoids).

Regular diagnostics are necessary to catch problems early.

5. **Compatibility Variations** While this specific part number (R-0-986-435-518) is for **2003 2010 6.7L Cummins**, there are slight variations between years and engine revisions (e.g., pre-2007 vs. post-2007). Double-checking your engine s exact specifications is crucial to avoid mismatches.

6. **Limited DIY Repairability** Unlike some aftermarket injectors, Bosch units are not easily repairable by the average DIYer. If an injector fails, replacement is often the only viable option, increasing long-term costs.

7. **Potential for Overkill** If your engine is heavily modified (e.g., with aggressive turbocharging or high-flow fuel pumps), these injectors may not be sufficient for peak performance. In such cases, larger injectors (e.g., **Bosch R-0-986-435-519** or **Denso** alternatives) may be necessary, further increasing cost.

8. **Learning Curve for Diagnostics** Troubleshooting injector issues (e.g., misfires, poor power, or fuel leaks) can be complex. Many Cummins owners spend time learning how to diagnose problems using tools like **scan tools, injector flow benches, or pressure gauges**.

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### **Conclusion**

The **Bosch R-0-986-435-518 fuel injector** is an excellent choice for **2003 2010 6.7L Cummins engines** when considering **reliability, performance, and longevity**. It offers OEM-level quality, better fuel efficiency, and a strong aftermarket support network. However, the **high cost, installation complexity, and maintenance demands** make it a significant investment.

If you re looking for a **long-term, high-quality solution** and are willing to invest in proper maintenance, Bosch injectors are a **strong recommendation**. They are particularly well-suited for **stock or lightly modified engines** where reliability and emissions compliance are priorities.

For **heavily modified or high-performance builds**, you may need to consider **larger injectors or alternative brands** (e.g., **Denso, Delphi, or Stanadyne**), but Bosch remains a top-tier option for most Cummins applications.

- You need **OEM-level reliability** and are willing to pay for it.

- Your engine is **stock or mildly modified**.

- You re prepared for **proper installation and maintenance** (cleaning, diagnostics, and fuel system care).

- You want **minimal emissions issues** and **long-term durability**.

- You re on a **tighter budget** and can find equally reliable options.

- Your engine is **heavily modified** and requires higher flow rates.

- You re comfortable with **more frequent maintenance checks**.

Always verify your **exact engine year and modifications** before purchasing, and consult with a **Cummins specialist** if unsure about compatibility. Proper installation and maintenance will maximize the lifespan and performance of these injectors.

Details:

7460 Stadium Drive. Sizes vary from brand to brand; please be familiar with the you are buying on. Items will not be released without notification. Buyers MAY NOT arrange their own shipping.

Item Specifics: BRAND Bosch, TYPE Fuel Injector, FUEL TYPE Diesel, MANUFACTURER PART NUMBERR-0-986-435-518, PERFORMANCE Patton, UNIVERSAL FITMENT No, VINTAGE FITMENT 2007 .5 - 2012 Dodge/RAM 6.7L Cummins. All dimensions are approximate. Distressed packaging, labels removed from box exterior. Pickup Hours.

part #: r0986435518 price

• $175.98

specifications carfuelinjector:

• for models: Ram, Cummins
• brand: Bosch
• mpn: R-0-986-435-518
• type: Fuel Injector
• fuel type: Diesel
• performance part: No
• fitment: 2007.5 2012 Dodge/ram 6.7l Cummins

offer carfuelinjector:

• options: Ship-to-home
• sold: 0
• started: June 3, 2026
• best offers: True
• availability: In Stock
• quantity: 5

general carfuelinjector:

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

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• city: Kansas City, Missouri
• # reviews: 661938
• rating: 99.6%

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