NGK Spark Plug - BP8ES - 2912

NGK Spark Plugs are high quality and have a unique design to guarantee the best possible performan...

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Product Information

Full details

The NGK BP8ES Spark Plug is designed for automotive enthusiasts and mechanics requiring a reliable, high-quality ignition component for specific engine applications. Its primary benefit is providing consistent spark performance through a durable nickel center electrode and a precise, single earthed electrode design. While it offers excellent ignition reliability, users should note that this specific model does not feature integrated interference suppression, requiring compatible ignition systems for optimal radio frequency management.

All features

Model Part Number	BP8ES
Brand	NGK

Extended Product Information

FAQs

Does the BP8ES come with a resistor?

No, the BP8ES does not feature interference suppression.

What is the reach of this spark plug?

The BP8ES has a thread length or reach of 19mm.

Can I use this in a modern fuel-injected car?

Check your owner's manual. Most modern vehicles require resistor-type spark plugs to prevent interference with sensitive engine electronics.

What tool size is needed to install this plug?

The hex nut size is 20.8mm.

How often should I change this plug?

Replacement intervals vary by engine type, but typical intervals range from 10,000 to 20,000 miles for standard nickel-electrode plugs.

Is the SAE connector removable?

Yes, it features an unscrewable SAE connector for compatibility with different ignition lead types.

Troubleshooting

Engine misfire or rough idling

Check the plug gap and inspect for carbon fouling or excessive wear on the electrode.

Difficulty starting the engine

Verify that the spark plug is tightened properly and the ignition wire is securely fastened to the SAE connector.

Radio or electrical noise in the vehicle

Since the BP8ES is a non-resistor plug, ensure your ignition system uses shielded components or check if your vehicle specifically requires a resistor-type plug.

Pros and Cons

Pros

High-quality construction from a trusted industry leader
Durable nickel electrode for stable long-term performance
Standardized 20.8mm hex size for easy installation with common tools
Gasket seal design provides reliable combustion chamber integrity

Cons

Lacks internal interference suppression
Standard copper-core design requires more frequent replacement compared to iridium equivalents
Not suitable for vehicles requiring resistor-type plugs for electronic compatibility

Setup, Compatibility & Care

Check Compatibility: Always verify your engine's specific heat range and reach requirements. The BP8ES is a specific reach (19mm) plug; using the wrong reach can lead to catastrophic engine damage.
Gapping: Ensure the spark plug gap is set to the manufacturer's recommendation for your vehicle before installation. Use a dedicated gapping tool to avoid damaging the ground electrode.
Installation: Hand-thread the plug into the cylinder head to prevent cross-threading. Once seated, use a torque wrench to tighten to the recommended torque specifications for your engine block.
Maintenance: Periodically inspect the electrode for signs of fouling or excessive gap wear. Given its design, this plug is susceptible to standard carbon buildup and should be replaced during regular tune-up intervals.