NGK Spark Plug - B-6L - 3212

NGK B-6L Spark Plugs are designed to ensure the efficient running of your vehicle's ignition syste...

Best current price£1.69from Autodoc

Best offers

Shopping.co.uk recommended and popular offers

Lowest price

Autodoc£1.69Visit shop

FEBI BILSTEIN Plug VW,SKODA,SEAT 37914 1J0973702,1K0973702,4D0959617 4D0959617A,4D0959631A,6E0945553A,6N0945553C,1J0973702,1J0973702,1J0973702

Visit shop

All Offers

90 offers from £1.69 - £40.77

View price history by clicking the chart icon.

AutodocFEBI BILSTEIN Plug VW,SKODA,SEAT 37914 1J0973702,1K0973702,4D0959617 4D0959617A,4D0959631A,6E0945553A,6N0945553C,1J0973702,1J0973702,1J0973702

£8.45 delivery

£1.69

Visit shop

The Green Spark Plug CompanyNgk Bpr6ey-11 4228 Spark Plug V-Grooved Bpr6ey11 New Ngk-Bpr6ey-11

£4.16 delivery

£1.71

Visit shop

Demon TweeksNGK Nickel Spark Plug - BP6ES

£1.99 delivery

£2.39

Visit shop

eBayNGK Spark Plug B4-LM (3410)

Free delivery in 1–3 days

£2.64

Visit shop

Blueperry agriculture (UK)Ngk Spark Plug Bp6es

Free delivery in 1–3 days

£3.08

Visit shop

Used Offers

10 offers from £3.99 - £6.58

View price history by clicking the chart icon.

eBayNGK Motorcycle Spark Plug DPR9EA-9 (Pack of 3) BC13676 - T

£3.99 delivery

£3.99

Visit shop

Product Information

Full details

The NGK B-6L Spark Plug (3212) is designed for automotive enthusiasts and DIY mechanics looking to restore or maintain the reliability of their vehicle's ignition system. By utilizing a durable copper core and a nickel ground electrode, this plug ensures consistent combustion and prevents the common misfires associated with aging components. While it offers excellent value for standard engines, users must verify engine compatibility and ensure the pre-set 0.025 gap meets the specific requirements of their vehicle manual before installation.

All features

Model Part Number	3212
Brand	NGK

Extended Product Information

FAQs

What is the pre-set gap for this spark plug?

The NGK B-6L (3212) comes with a pre-set gap of 0.025.

How often should I replace these spark plugs?

Refer to your vehicle's service manual for the recommended replacement interval, as this varies by vehicle model and driving conditions.

Is this spark plug sold as a set?

No, the B-6L (3212) is sold as a single unit.

Can I use these in any vehicle?

No. You must verify that the B-6L is the correct specification for your specific engine before installation to prevent damage.

What is the return policy if the item is damaged?

We offer a 60-day return policy and a no-leak guarantee, replacing any damaged items without hassle.

Troubleshooting

Engine continues to misfire after installation

Verify that the spark plug wires or ignition coils are securely connected and free of cracks or corrosion.

Difficulty starting the engine

Check if the pre-set 0.025 gap matches your engine specifications; if it differs, you may need to gently adjust it using a gap tool.

Spark plug appears fouled or black

This often indicates a rich air-fuel mixture or oil leakage; check your air filter and engine oil levels.

Pros and Cons

Pros

High-quality copper core construction
Reliable nickel ground electrode
Pre-set gap for immediate installation
Effective at reducing engine misfires

Cons

Requires manual verification of vehicle compatibility
Sold as a single unit
Not suitable for high-performance applications requiring iridium or platinum plugs

Setup, Compatibility & Care

Before purchasing the NGK B-6L, it is critical to consult your vehicle owner's manual or an online parts finder to confirm the thread size, reach, and heat range requirements for your engine. Incorrect fitment can cause significant engine damage. When installing, ensure the engine is completely cool to prevent damage to the cylinder head threads. Use a spark plug socket and torque wrench to tighten to the manufacturer's specified torque settings. Do not over-tighten, as this can strip the threads or crack the ceramic insulator. If you notice persistent deposits or oily residue on old plugs, it may indicate a deeper engine issue that should be addressed alongside the plug replacement.