CHEVY 2172285 Tbi Fuel Injector Set Factory/oem 87-95 5.0

( Brand: Chevy ), ( Manufacturer Part Number: 2172285 ), ( Type: Fuel Injector ), ( Manufacturer Warranty: 1 Year ), ( Oe/oem Part Number: Gm 5235279 ), ( Items Included: Gasket ), ( Country Of Origin: United States ), ( Fuel Type: Gasoline ), ( Performance Part: No )

Review CHEVY Factory/oem Gmc 87-95 5.0 Tbi Fuel Injector Set Pickup Truck fits SUBURBAN SILVERADO 305

This **OEM factory-direct fuel injector set (Part #2172285)** is a precision-engineered component designed exclusively for **1987 1995 Chevrolet and GMC full-size trucks**, including the **Silverado, Suburban, and C/K series**, equipped with the legendary **305 cubic-inch (5.0L) Vortec or small-block V8 engine** featuring **Throttle Body Injection (TBI)**. Manufactured to **exact factory specifications**, this set ensures optimal fuel delivery, performance, and reliability, making it an ideal replacement for worn or failing injectors in high-mileage or modified applications. Each injector in this set is built with **high-quality stainless steel nozzles** and **ceramic-coated tips** to resist corrosion, carbon buildup, and thermal stress, guaranteeing consistent spray patterns and efficient combustion. The **electronic pulse-width modulation (PWM) control** aligns with the vehicle s **ECM (Engine Control Module)**, delivering precise fuel metering for smooth idle, improved throttle response, and enhanced engine efficiency whether under light cruising conditions or heavy towing loads. Ideal for **restoration projects, performance upgrades, or routine maintenance**, this injector set eliminates common issues like **flooding, misfires, or rough idle**, while also supporting **aftermarket modifications** such as performance air intakes, cold air packages, or fuel system upgrades. Backed by **OEM quality and durability**, this part is a direct drop-in replacement, ensuring compatibility with **original wiring harnesses and fuel rail connections**, and is designed to withstand the demands of daily driving, off-road adventures, or high-performance applications. Whether restoring a classic truck to its original glory or pushing it to new limits, this **factory-spec injector set** provides the reliability and performance expected from Chevrolet and GMC s legendary 5.0L engine architecture.

### Pros and Cons of Buying an OEM/Factory 2172285 Chevy/GMC 5.0L TBI Fuel Injector Set (1987 1995)

#### **Pros**

1. **Authentic Fit and Function** OEM injectors are designed specifically for the 5.0L TBI (Throttle Body Injection) engine, ensuring proper spray patterns, flow rates, and compatibility with the engine s fuel delivery system. Aftermarket injectors may not match the original specifications, leading to potential drivability issues or reduced performance.

2. **Reliability and Durability** Factory injectors are built to meet GM s standards for longevity, especially if the engine has been well-maintained. They are less likely to fail prematurely compared to lower-quality aftermarket alternatives, provided they are in good condition.

3. **Easier Installation and Calibration** Since these injectors are designed for the TBI system, they integrate seamlessly with the engine s ECU (without requiring additional tuning or software updates). Aftermarket injectors may require adjustments to fuel maps or even a remap, adding complexity and cost.

4. **Better for Stock or Light Modifications** If you re running a stock engine or minimal modifications (e.g., cold air intake, mild tuning), OEM injectors will perform reliably without causing fueling issues. They are not designed for high-performance builds (e.g., forced induction, big turbo setups), but they excel in stock or near-stock applications.

5. **Resale Value and Authenticity** If you plan to keep the vehicle long-term or sell it later, OEM parts retain more value and appeal to buyers who prioritize original components. Aftermarket injectors may deter some potential buyers.

6. **Warranty Coverage** If purchased new or from a reputable dealer, OEM injectors may come with a warranty, providing peace of mind against defects.

7. **Consistency Across Engines** The 2172285 part number is a direct replacement for the TBI injectors used in 1987 1995 Chevy/GMC 5.0L engines (Suburban, Silverado, etc.), ensuring you get the correct internal design and flow rate for your specific application.

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#### **Cons**

1. **Higher Cost** OEM injectors are more expensive than aftermarket alternatives. Prices can range from $150 to $300 per injector, depending on condition and source. For a full set of four, this can add up quickly compared to budget aftermarket options.

2. **Limited Performance Potential** These injectors are not designed for high-flow applications. If you plan to add forced induction (turbo/supercharger), larger injectors (e.g., 600 cfm) will be necessary to prevent fueling issues. OEM TBI injectors typically flow around **300 400 cfm**, which is insufficient for aggressive modifications.

3. **Potential for Wear or Failure** If the injectors are used or have been in the engine for many years, they may be worn out internally, leading to poor atomization, fouling, or complete failure. Always inspect them for carbon buildup, clogging, or physical damage before purchasing.

4. **Difficulty Finding New OEM Parts** GM no longer produces these injectors, so sourcing new OEM parts can be challenging. You may need to rely on used parts from salvage yards, eBay, or specialty suppliers, which increases the risk of counterfeit or mismatched components.

5. **Compatibility with TBI-Specific Needs** The TBI system is sensitive to injector performance. If the injectors are not functioning correctly (e.g., leaking, sticking, or delivering inconsistent fuel), the engine may run poorly, stall, or exhibit rough idle. Aftermarket injectors may not replicate the exact spray pattern of OEM units.

6. **No Upgrade Path for Future Mods** If you later decide to switch to EFI (Electronic Fuel Injection) or add performance parts, OEM TBI injectors may become obsolete or incompatible, requiring a full replacement.

7. **Risk of Counterfeit Parts** When buying used OEM injectors, especially online, there is a risk of receiving fakes or mismatched parts. Always verify the part number, flow rate, and physical condition before purchasing.

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### **Ending Conclusion**

Buying an OEM 2172285 TBI fuel injector set for your 1987 1995 Chevy/GMC 5.0L engine is a solid choice if your primary goals are **reliability, authenticity, and stock/near-stock performance**. They provide a direct replacement with minimal tuning required and are ideal for daily drivers, restorations, or light modifications. However, if you plan to push the engine beyond stock power levels (e.g., forced induction, aggressive tuning), aftermarket high-flow injectors would be a better long-term investment.

The biggest drawbacks are the **higher cost and limited availability of new parts**, as well as the **lack of upgrade potential** for future modifications. If you can find them in good condition and are willing to pay the premium, OEM injectors are a dependable option. If budget or performance needs are a concern, carefully researched aftermarket injectors (e.g., from brands like **Megajet, Moroso, or Delphi**) may offer a better balance of cost and capability.

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### **Recommendation**

- You need a **direct replacement** for a TBI system.

- You prioritize **authenticity and reliability** over performance gains.

- Your engine is **stock or lightly modified**, and you don t plan to add forced induction.

- You can **verify the injectors are in good condition** (clean, no internal wear, proper flow rate).

- You re willing to **pay the premium** for GM-certified parts.

- You plan to **add forced induction or aggressive tuning** in the future.

- You want **higher flow rates** (e.g., 500 cfm) for better performance.

- You re on a **tighter budget** and can find **reputable aftermarket injectors** with proper testing.

- You re open to **remapping or tuning** to optimize fuel delivery.

**Final Tip:** If purchasing used OEM injectors, test them for **proper spray pattern, flow rate, and resistance** before installing. A simple **flow bench test** (or a trusted mechanic s inspection) can save you from costly issues down the road. For new OEM parts, check with **GM parts dealers, eBay (with seller verification), or specialty suppliers** like **RockAuto or Summit Racing**.

Details:

Fits: 1994 Chevrolet Silverado 1500 5.0L 305 V8 TBI 5.7L 350 M condition: 2 injectors are stripped in the middle section Used condition Untested Includes O-rings as shown Please review all photos carefully. OEM TBI Fuel Injectors 1994 Chevy Silverado 1500 5.0L / 5.7L V8 For Parts Up for sale is a set of Throttle Body Injection TBI fuel injectors.

part #: 2172285 prices

• $45.00-$85.00

specifications carfuelinjector:

• for models: 305, Suburban, Silverado
• for makes: Chevy, Gmc
• brand: Chevy
• mpn: 2172285
• type: Fuel Injector
• manufacturer warranty: 1 Year
• oe/oem part number: Gm 5235279
• items included: Gasket
• country of origin: United States
• fuel type: Gasoline
• performance part: No

offer carfuelinjector:

• started: February 26, 2026
• options: Ship-to-home
• best offers: True
• sold: 0
• availability: In Stock
• quantity: 1

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• class: Standard
• transit: 5-12 Days
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• carrier: USPS

general carfuelinjector:

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

seller carfuelinjector:

• rating: 100.0%
• city: Sylmar, California
• # reviews: 133

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