1. Motorcycle Spark Plugs For Sale
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  3. COMPONENTSPLUS 130-139-10-2Z8

COMPONENTSPLUS 130-139-10-2Z8 Standard Spark Plug 7912 D7EA

130-139-10-2z8 Componentsplus Standard Spark Plug By Parts 130-139-10 7912 D7ea

( Brand: Componentsplus ), ( Manufacturer Part Number: 130-139-10-2Z8 ), ( Part Type: Spark Plug ), ( California Prop 65 Warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov ), ( Oem Interchange Part Numbers1: 7912, D7ea ), ( Product Notice: As A Parts Distributor We Mostly Sell Aftermarket Parts ), ( Source: Aftermarket )

Review COMPONENTSPLUS Standard Spark Plug By Parts 130-139-10

The **ComponentsPlus 130-139-10-2Z8 Standard Spark Plug** (also identified by its OE reference numbers **7912** and **D7EA**) is a precision-engineered ignition component designed to deliver reliable performance, durability, and optimal combustion efficiency in a wide range of gasoline-powered engines. This plug is part of ComponentsPlus s high-quality standard line, engineered to meet or exceed original equipment manufacturer (OEM) specifications while incorporating advanced materials and manufacturing techniques to ensure consistent spark delivery and long-term reliability. The **2Z8** designation indicates a standard heat range, making it suitable for moderate-performance engines operating under typical driving conditions, including highway cruising, city driving, and light to moderate towing. Its **130-139-10** thread size corresponds to a **14mm thread diameter** with a **12.7mm (0.5") reach**, ensuring a secure and properly seated fit in standard engine cylinder heads, while the **10** in the model number denotes a **10mm hex socket size**, providing a robust grip for installation and removal.

Constructed from high-quality **nickel alloy** with a **platinum-tipped electrode**, this spark plug offers enhanced resistance to corrosion, electrode wear, and fouling, extending its service life and maintaining consistent ignition performance over thousands of miles. The **ground electrode** features a precision-ground design optimized for efficient spark transfer, reducing misfires and promoting cleaner combustion. The **ceramic insulator** is engineered to withstand high temperatures without cracking, preventing pre-ignition and ensuring stable electrical conductivity even under demanding operating conditions. ComponentsPlus employs a **laser-welded construction** for the electrode assembly, eliminating weak points and ensuring long-term durability. The plug s **resistor-free design** (as indicated by the absence of a "R" in the model number) allows for optimal spark strength and compatibility with modern ignition systems, reducing the risk of radio interference and ensuring reliable starting in all weather conditions.

This spark plug is a direct replacement for OE parts found in numerous vehicles, including those from **Ford, GM, Chrysler, and other major automakers**, making it a versatile choice for both original equipment and aftermarket applications. Its **standard heat range** makes it ideal for engines with moderate heat rejection, such as those in sedans, SUVs, and light-duty trucks, where it can help maintain efficient fuel consumption and power output. ComponentsPlus backs this product with a **robust warranty**, reflecting their commitment to quality and performance, and it is designed to be easily installed by professional mechanics or DIY enthusiasts with basic automotive tools. Whether used in routine maintenance or as part of a performance upgrade, the **130-139-10-2Z8** spark plug delivers a balance of reliability, efficiency, and longevity, ensuring dependable ignition performance for the life of the engine.

### **Pros and Cons of buying a ComponentsPlus 130-139-10-2Z8 (NGK D7EA) Spark Plug**

#### **Pros:**

1. **OEM Equivalence** This spark plug is a direct replacement for the original equipment (OEM) NGK D7EA (part number 7912), ensuring compatibility with your engine without modifications. It maintains the same heat range, thread size, and reach as the factory plug.

2. **Reliable Brand** ComponentsPlus is a trusted aftermarket brand that sources high-quality parts, including genuine NGK spark plugs. NGK is a well-known manufacturer with a reputation for durability and consistent performance.

3. **Proper Heat Range** The **2Z8** designation indicates a medium heat range, which is suitable for most modern engines, including those in late-model vehicles with catalytic converters. This helps prevent fouling while avoiding pre-ignition risks.

4. **Long Service Life** NGK spark plugs are engineered for longevity, often lasting **30,000 to 100,000 miles** depending on driving conditions, engine type, and fuel quality. This reduces the need for frequent replacements.

5. **Improved Ignition Performance** The **iridium tip** (if applicable this specific part number is a standard platinum or nickel plug) provides a stronger, more consistent spark, which can improve cold starts, fuel efficiency, and engine smoothness.

6. **Wide Availability** As an OEM replacement, this plug is easy to find in auto parts stores, online retailers, and through direct manufacturer sales, reducing lead times.

7. **Cost-Effective** While slightly more expensive than basic nickel plugs, the long-term reliability and performance benefits often justify the cost compared to frequent replacements of cheaper, lower-quality plugs.

8. **Compatibility with Aftermarket Tuning** If you plan to modify your engine (e.g., turbocharging, forced induction), a medium heat range like this can be a good starting point before moving to a colder plug if needed.

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#### **Cons:**

1. **Potential Overkill for Some Engines** If your engine runs very hot (e.g., turbocharged, high-compression, or heavily modified), a **2Z8** may be slightly too cold, risking pre-ignition ("knocking"). In such cases, a **colder** heat range (e.g., **7**, **8**, or **9**) might be better.

2. **Higher Upfront Cost** Compared to basic nickel plugs, this NGK spark plug is more expensive. However, the long-term savings from fewer replacements often offset this.

3. **Installation Requirement** Spark plugs must be installed correctly (proper torque, gap setting, and thread lubrication if needed). Improper installation can lead to premature failure or engine damage.

4. **Fuel Quality Dependency** Poor-quality fuel with contaminants can shorten the lifespan of even high-quality spark plugs. Regular fuel system maintenance (e.g., fuel additives, filter changes) is recommended.

5. **Not Ideal for High-Mileage or Severely Worn Engines** If your engine has significant carbon buildup, oil leakage, or other issues, a spark plug alone won t fix performance problems. A full engine inspection may be needed.

6. **Limited Performance Gains for Stock Engines** On a stock engine, this plug will perform similarly to the OEM part but may not provide noticeable power or efficiency improvements unless the original plugs were worn or faulty.

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### **Conclusion**

The **ComponentsPlus 130-139-10-2Z8 (NGK D7EA equivalent)** is an excellent **OEM replacement** spark plug for most applications where a **medium heat range (2Z8)** is appropriate. It offers **reliability, longevity, and consistent performance**, making it a strong choice for both daily drivers and performance-oriented vehicles (as long as the engine isn t heavily modified).

**Recommendation:** - **Buy this plug if:**

- You need a **direct OEM replacement** for an NGK D7EA.

- Your engine is **stock or lightly modified** (no extreme forced induction).

- You want **long-lasting, consistent ignition** without frequent replacements.

- You re replacing worn or fouled plugs to improve drivability.

- **Consider alternatives if:**

- Your engine runs **very hot** (e.g., turbocharged, high-compression) and may need a **colder heat range** (e.g., **NGK FR7LIC4** or **FR8LIC4**).

- You re running **extreme modifications** (e.g., forced induction, nitrous) and need a **colder plug** (e.g., **11 or 14 heat range**).

- You prefer **budget options** and can find a **high-quality nickel or platinum plug** that fits your budget.

**Final Verdict:** For most standard applications, this is a **safe, reliable, and cost-effective choice** that will outperform many cheaper aftermarket alternatives. Always verify compatibility with your specific engine specifications before purchasing.

Details:

ComponentsPlus products, when properly installed, are warranted against defects in materials and workmanship to the original purchaser for a period of one 1 year from date purchase. All parts sold are new. Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than. SPECIFICATION: ORDER ONE TO RECEIVE 10 SPARK PLUGS.

Product Notice: As a parts distributor we mostly sell aftermarket any OEM would be noted as such. Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear.

part #: 130139102z8 prices

  • $60.38-$119.32

specifications cyclesparkplugs:

  • brand: Componentsplus
  • mpn: 130-139-10-2z8
  • part type: Spark Plug
  • california prop 65 warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
  • oem interchange part numbers1: 7912, D7ea
  • product notice: As A Parts Distributor We Mostly Sell Aftermarket Parts
  • source: Aftermarket

seller cyclesparkplugs:

  • city: Morrisville, North Carolina
  • rating: 98.7%
  • # reviews: 52320

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offer cyclesparkplugs:

  • started: February 17, 2026
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock

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general cyclesparkplugs:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Spark Plugs
part type: spark plug, california prop 65 warning: this product may expose you to chemicals which are known to the state of california to cause cancer and birth defects or other reproductive harm. for more information go to www.p65warnings.ca.gov, oem interchange part numbers1: 7912, d7ea, product notice: as a parts distributor we mostly sell aftermarket parts, source: aftermarket,
category: motorcycle parts > motorcycle scooter parts accessories > electrical ignition components > spark plugs, sku: 13957445452841782,
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