fits model: E36, M3. make: Bmw. year: 1991–1996.

( Manufacturer Part Number: 16111182490 ), ( Material: Plastic ), ( Vintage Part: No ), ( Placement On Vehicle: Rear ), ( Fuel Type: Gasoline ), ( Type: Fuel Tank ), ( Ipn: 16111181363 16111182501 1611 1181363 1611 1182501 ), ( Manufacturer Warranty: 1 Month ), ( Oe/oem Part Number: 16111182490, Plastic Fuel Tank, Fits 318i, 318is, 320i, 325i, 325is, M3 ), ( Features: Easy Installation ), ( Country Of Origin: Germany )
The **BMW 16111182490 Fuel Tank Supply Reservoir** is a critical component of the original equipment (OEM) fuel delivery system for the **E36 M3 (1991 1996)**, ensuring reliable and efficient fuel flow to the engine while maintaining optimal performance and longevity. This precision-engineered part is designed specifically for the **M3 s high-performance inline-six engine**, which demands a robust and leak-proof fuel supply mechanism to handle the increased demands of its turbocharged or naturally aspirated configurations. The reservoir, often referred to as the fuel tank pickup or supply line connector, serves as the interface between the fuel tank and the fuel pump, playing a pivotal role in preventing airlocks, fuel starvation, and potential engine stalling particularly under aggressive driving conditions or during high-demand scenarios like spirited acceleration or sustained high-speed cruising. Crafted from durable, corrosion-resistant materials, this reservoir is built to withstand the harsh environments encountered in both street and track applications, ensuring long-term reliability even in demanding climates or after extensive use. Its seamless integration with the E36 M3 s fuel system guarantees a secure and leak-free connection, minimizing the risk of fuel leaks that could compromise both performance and safety. Whether restoring an original M3 to factory specifications or upgrading an existing fuel system for enhanced efficiency, this OEM-quality reservoir delivers the precision and durability expected from BMW s legendary engineering. Proper installation of this component is essential, as it directly impacts fuel delivery consistency, engine responsiveness, and overall drivability, making it a must-have replacement for owners seeking to maintain or restore their M3 s legendary performance heritage.
### **Pros and Cons of Buying a 1991 1996 BMW E36 M3 Fuel Tank Supply Reservoir (Part Number: 16111182490)**
#### **Pros:**1. **Reliability and Durability** The E36 M3 is a well-built car with a strong reputation for longevity, especially when maintained properly. The fuel system components, including the supply reservoir, are designed to last for decades with regular care.
2. **Performance Potential** The M3 s inline-six engine (S50B25) is one of the most beloved BMW motors of the era, offering strong acceleration and a natural aspirated sound that enthusiasts appreciate. A properly functioning fuel reservoir ensures consistent performance and fuel delivery.
3. **Aftermarket Support** The E36 platform has been around for nearly three decades, meaning parts like the fuel tank reservoir are widely available from OEM suppliers, aftermarket brands (e.g., ACDelco, Bosch, or MEGA), and eBay/automotive auctions. This makes replacements affordable and accessible.
4. **Classic Car Appeal** The E36 M3 is a highly sought-after classic, and maintaining its original components (or upgrading with high-quality replacements) preserves its value and authenticity for collectors.
5. **Modular Replacement** The fuel tank reservoir is a relatively simple component to replace, requiring basic tools and mechanical skill. Many mechanics and DIYers can handle the job without specialized equipment.
6. **Compatibility with Upgrades** If you plan to modify the M3 (e.g., forced induction, exhaust upgrades, or fuel system tweaks), a reliable fuel reservoir ensures the engine receives proper fuel pressure and flow.
7. **Cost-Effective Replacement** Compared to engine or transmission repairs, replacing a fuel tank reservoir is a low-cost fix (typically $50 $150 for the part, plus labor if not DIY).
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#### **Cons:**1. **Age-Related Wear** Even with proper maintenance, the original fuel reservoir may develop cracks, leaks, or internal corrosion over time, especially if the car was exposed to moisture or poor fuel quality. Older rubber hoses and clamps can also fail.
2. **Fuel System Vulnerabilities** The E36 s fuel system (including injectors, fuel pump, and lines) can suffer from carbon buildup, clogging, or electrical failures. A failing reservoir may indicate deeper issues requiring attention.
3. **Potential for Counterfeit Parts** Due to the car s popularity, some aftermarket parts may be low-quality or mislabeled. Always verify the part s authenticity (e.g., check for proper BMW part numbers or reputable sellers).
4. **DIY Difficulty for Some** While the replacement is manageable, it requires removing the fuel tank (which holds 15 20 gallons), draining fuel, and working in a tight space. Those uncomfortable with fuel handling or electrical work may prefer a professional.
5. **Compatibility with Modified Systems** If the M3 has been heavily modified (e.g., turbocharged, nitrous-injected, or with high-flow fueling), the stock reservoir may not keep up with increased demand. Upgrading to a high-flow aftermarket reservoir (e.g., from **Mega Racing** or **BMS**) may be necessary.
6. **Environmental and Safety Risks** Fuel systems involve flammable liquids and electrical components. Improper handling during replacement can lead to spills, leaks, or even fire hazards. Always work in a well-ventilated area and follow safety protocols.
7. **Long-Term Maintenance Needs** Even with a new reservoir, the E36 s fuel system benefits from periodic inspections (e.g., checking for fuel leaks, injector health, and fuel line integrity) to prevent future failures.
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### **Conclusion**
The **1991 1996 BMW E36 M3 fuel tank supply reservoir (16111182490)** is a practical and cost-effective part to replace if you re experiencing fuel delivery issues, leaks, or degraded performance. The E36 M3 s reputation for reliability makes it a strong platform, but like any classic car, it demands attention to detail especially in the fuel system.
If the reservoir is failing, replacing it is a **wise preventive measure** to avoid more expensive engine or drivetrain damage. However, if the car has other neglected components (e.g., worn injectors, a failing fuel pump, or corroded fuel lines), addressing those simultaneously will ensure long-term reliability.
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### **Recommendation**
1. **Verify the Symptom** Before replacing the reservoir, confirm the issue isn t caused by a clogged fuel filter, failing fuel pump, or vacuum leaks. A **fuel pressure test** can help isolate the problem.
2. **Source the Part Carefully**
- **OEM (Original Equipment Manufacturer)**: Best for authenticity and longevity (e.g., from **BMW Parts or authorized dealers**).
- **Aftermarket (High-Quality)**: Brands like **Bosch, ACDelco, or MEGA Racing** offer reliable alternatives at lower costs.
- **Avoid No-Name Brands**: These may fail prematurely or not fit correctly.
3. **DIY vs. Professional Installation**
- **DIY**: Feasible for experienced mechanics or those comfortable with fuel system work. Requires draining the tank, removing the reservoir, and ensuring proper sealing.
- **Professional**: Recommended if unsure about fuel handling or if other related repairs (e.g., fuel lines, injectors) are needed.
4. **Consider Upgrading**
- If the M3 is modified or used aggressively, a **high-flow aftermarket reservoir** (e.g., **Mega Racing or BMS**) can improve fuel delivery and prevent bottlenecks.
- Pair the replacement with a **new fuel filter and fuel line** for added peace of mind.
5. **Maintenance Going Forward**
- Use **high-quality fuel** (e.g., premium or ethanol-free) to reduce carbon buildup.
- Inspect the fuel system annually for leaks, corrosion, or degraded hoses.
- Consider **fuel system cleaners** (e.g., **Liqui Moly or CRC**) every 5,000 10,000 miles to keep injectors and lines clear.
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**Final Verdict**: If the reservoir is the confirmed issue, replacing it is a **smart, low-risk investment** that will restore confidence in the M3 s performance. Pair it with proper maintenance to extend the car s lifespan and enjoyment. For non-mechanics, a professional installation ensures safety and correctness.
24 TURN-AROUND TIME WITH PRIORITY MAIL SHIPPING. No guarantee of color match for exterior or interior parts. 1993 BMW E36 325is MANUAL RWD COUPE 202K 2.5L M50. Guarantee: All parts are carefully inspected and/ or tested to ensure functionality and come with a 30-day standard warranty.
30 DAY WARRANTY.