COMPONENTSPLUS Standard Spark Plug 7912 D7EA

( Brand: Componentsplus ), ( Manufacturer Part Number: 130-139-10A1 ), ( 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 New Standard Spark Plug By Parts 130-139-10

The **ComponentsPlus 130-139-10A1 Standard Spark Plug** (also referenced as **7912** or **D7EA**) is a high-performance, precision-engineered ignition component designed to deliver reliable and efficient combustion in a wide range of gasoline-powered engines. Part of the **NGK D7EA series**, this spark plug is meticulously crafted to meet stringent automotive industry standards, ensuring optimal performance, durability, and longevity. The plug features a **resistor-type design**, which helps reduce radio interference (RFI) and electromagnetic noise, making it ideal for modern vehicles equipped with advanced electronic systems. Its **copper core electrode** provides superior heat dissipation and conductivity, allowing for consistent spark generation even under high-stress conditions, such as high compression ratios or aggressive driving styles.

The **130-139-10A1** designation indicates a **medium heat range** (classified as **D7EA**), which balances heat retention and heat rejection to prevent pre-ignition (knocking) while maintaining efficient combustion temperatures. This makes it particularly well-suited for engines operating in moderate to high-performance applications, including late-model domestic and imported vehicles, as well as some performance-oriented engines. The **cylindrical porcelain insulator** is precision-machined to ensure a stable and reliable spark gap, while the **double-copper core** enhances thermal conductivity, reducing the risk of fouling and extending the plug s service life. The **threaded shell** is constructed from high-quality steel, providing robust structural integrity and corrosion resistance, which is essential for longevity in demanding environments.

This spark plug is engineered with a **0.031-inch (0.79 mm) electrode gap**, a standard measurement that ensures proper ignition timing across a broad spectrum of engine types. The **resistor value** is carefully calibrated to minimize electrical interference, making it compatible with modern OBD-II systems and aftermarket electronics without causing false diagnostics. The **A1 designation** in the part number signifies a specific electrode configuration, often featuring a **single copper core with a nickel alloy tip** for enhanced durability and resistance to wear. Whether installed in a daily driver, a performance vehicle, or a classic engine restoration, this spark plug delivers consistent, high-energy sparks to maximize fuel efficiency, power output, and overall engine reliability.

Designed for **easy installation and removal**, the **130-139-10A1** features a standard **14mm thread size** and a **12.7mm (0.5-inch) reach**, ensuring compatibility with most modern engine bores. Its **standard reach** makes it a versatile choice for a variety of applications, from compact cars to larger V6 and V8 engines. ComponentsPlus, a trusted manufacturer, backs this product with rigorous quality control measures, ensuring that each unit meets or exceeds original equipment manufacturer (OEM) specifications. Whether replacing a worn-out plug or upgrading an engine for better performance, the **ComponentsPlus 130-139-10A1** offers a dependable, high-quality solution that enhances ignition reliability and contributes to smoother, more efficient engine operation.

### **Pros and Cons of buying a ComponentsPlus 130-139-10A1 Standard Spark Plug (7912 D7EA)**

1. **Compatibility** This spark plug is designed for specific engine applications, ensuring a proper fit and optimal performance for vehicles like certain Honda, Acura, and other automotive models. It is a direct replacement for the original equipment manufacturer (OEM) part, reducing the risk of installation issues.

2. **Standard Performance** As a standard spark plug, it is engineered to provide reliable ignition and consistent engine performance without requiring advanced tuning. It is ideal for drivers who prioritize reliability over high-performance gains.

3. **Affordability** Compared to premium or high-performance spark plugs, this is generally a cost-effective option. It offers good value for basic ignition needs without the added expense of specialized components.

4. **Widely Available** Being a common OEM replacement part, it is easily accessible through online retailers (such as ComponentsPlus), auto parts stores, and aftermarket suppliers. This makes it convenient for quick replacements.

5. **Durability** While not as long-lasting as some premium plugs, it is designed to provide a reasonable service life (typically around 30,000 60,000 miles, depending on driving conditions) before requiring replacement. It is built to withstand standard operating conditions without frequent failures.

6. **Easy Installation** The design is straightforward, making it suitable for DIYers or mechanics with basic tools. No specialized equipment or expertise is required for installation.

7. **Reliability for Daily Driving** For most everyday driving conditions, this spark plug will perform adequately without causing misfires or ignition-related issues, provided it is installed correctly and maintained.

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1. **Limited Performance Gains** Unlike iridium or platinum-tipped spark plugs, this standard copper-core plug does not offer improved fuel efficiency, power, or longevity. It may not be ideal for high-performance or modified engines.

2. **Shorter Lifespan Compared to Premium Plugs** The copper core can wear out faster than iridium or platinum plugs, especially in high-mileage or severe driving conditions (e.g., frequent short trips, extreme temperatures, or heavy loads). This may result in more frequent replacements.

3. **Potential for Misfires Over Time** As the plug ages, the electrode can erode or foul, leading to intermittent misfires, rough idling, or reduced engine responsiveness. This requires proactive monitoring and timely replacement.

4. **Less Efficient Ignition** The larger electrode size of standard plugs can sometimes lead to slower ignition compared to smaller, more advanced electrodes. This may slightly reduce combustion efficiency, though the difference is often negligible for most drivers.

5. **No Warranty on Performance** While ComponentsPlus likely offers a standard warranty (e.g., 1 2 years or mileage-based), the plug does not guarantee extended performance like some premium brands. Users may need to replace it sooner than expected in harsh conditions.

6. **Potential for Fouling** In engines prone to oil or fuel dilution (e.g., older vehicles, high humidity, or rich fuel mixtures), standard plugs may foul more easily than modern, fouling-resistant designs.

7. **Not Ideal for High-Mileage Engines** For engines with significant mileage (e.g., 100,000 miles), a high-performance or high-mileage spark plug (e.g., with a longer gap or special coatings) may be more suitable to prevent misfires and maintain smooth operation.

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The **ComponentsPlus 130-139-10A1 standard spark plug** is a solid, budget-friendly choice for drivers seeking a **direct OEM replacement** that ensures compatibility and reliable ignition for their vehicle. It is best suited for:

- **Everyday driving** where performance is not a priority.

- **Budget-conscious consumers** who want a no-frills solution.

- **Basic maintenance** without the need for advanced ignition technology.

However, if you prioritize **longevity, fuel efficiency, or high-performance driving**, a **premium spark plug** (e.g., iridium or platinum-tipped) may be a better long-term investment. Additionally, for **high-mileage engines or severe driving conditions**, upgrading to a plug designed for extended service life could prevent unexpected misfires.

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- You need a **direct OEM replacement** for your specific engine.

- You are on a **tight budget** and prioritize affordability over advanced features.

- Your vehicle is **not heavily modified** and operates under normal conditions.

- You plan to **replace it every 30,000 50,000 miles** as part of routine maintenance.

- You want **longer lifespan** (up to 100,000 miles).

- Your engine is **high-mileage or prone to misfires**.

- You drive in **severe conditions** (e.g., extreme heat, cold, or heavy loads).

- You seek **slightly better fuel efficiency or performance**.

For most standard applications, this plug will serve its purpose well, but always verify its compatibility with your exact vehicle model and engine specifications before purchasing. If in doubt, consult your vehicle s service manual or a trusted mechanic.

Details:

SPECIFICATION: ORDER ONE TO RECEIVE 10 SPARK PLUGS. Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than. Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear. 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.

Product Notice: As a parts distributor we mostly sell aftermarket any OEM would be noted as such. All parts sold are new.

part #: 13013910a1 prices

• $60.38-$119.32

specifications cyclesparkplugs:

• brand: Componentsplus
• mpn: 130-139-10a1
• 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

shipping cyclesparkplugs:

• type: Fixed
• service: Economy, Standard, Expedited, Overnight
• cost: $0.00
• class: Economy, Standard, Expedited, One-day
• transit: 2-6 Days

payments cyclesparkplugs:

• wallet: Apple-pay
• credit card: Visa
• other

general cyclesparkplugs:

• condition: New
• Motorcycle Scooter Parts Accessories > Electrical Ignition Components > Spark Plugs

offer cyclesparkplugs:

• availability: In Stock
• started: February 18, 2026
• options: Ship-to-home
• sold: 0

returns cyclesparkplugs:

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

seller cyclesparkplugs:

• rating: 98.7%
• city: Morrisville, North Carolina
• # reviews: 52324

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