Spark Plug — 14 mm thread, 11.1 mm reach, 0.7 mm gap, heat range 6

NGK SPARK PLUGS Spark Plug — 14 mm thread, 11.1 mm reach, 0.7 mm gap, heat range 6 – 54-56 Model K, 57-59, 72-85 Sportster

B6L
3212
High-durability spark plug with trivalent metal plating, alumina silicate insulator, triple seals, corrugated ribs, and copper core for efficient heat removal.
Hurry! only 20 items left in stock.
€2.74
€4.95
Save €2.21
local_shipping In stock, ships in 2-3 days
Quantity

  Delivery policy

In stock items will be shipped within 1-3 days.

  Return policy

You can return the products within 14 days for a full refund, check our returns policy.

Reliable ignition performance with enhanced durability. 🔥⚡

Key benefits:

  • Trivalent metal plating provides superior anti-corrosion and anti-seizing properties.
  • Pure alumina silicate ceramic insulator delivers superior strength and improved heat transfer.
  • Triple seals prevent leakage for consistent combustion.
  • Corrugated ribs prevent flashover under high voltage.
  • Copper core aids in efficient heat removal, promoting longevity.

Built to deliver consistent starts and dependable operation in everyday and demanding conditions.

: B6L
: 20 Items
In Stock

Data sheet

Type
Non-Resistor
Units
Each
Style
Standard
Brand
NGK SPARK PLUGS
Thread Size
14 mm
Electrical Resistance
-
Center Electrode Type
Standard
Electrode Tip Material
Nickel Alloy
Ground Electrode Shape
Standard
Ground Electrode Configuration
Single
Heat Range
6
Terminal Configuration
Removable Nut
Center Electrode Projection
Non-Projected
Spark Gap
0.028"
0.7 mm
0.7 mm (0.028")
Hex Size
20.6 mm (13/16")
Thread Reach
11.1 mm (7/16")

Shipping Policy

Shipping Areas:

We ship to:

  • Spain (Peninsula and Balearic Islands)
  • European Union countries

We do not ship to the Canary Islands, Ceuta, or Melilla.

Shipping Times:

  • Spain (Peninsula): 2–4 business days
  • Balearic Islands: 3–5 business days
  • EU countries: 3–7 business days depending on destination

Shipping Costs:

Shipping costs are calculated automatically at checkout based on destination and weight.

Free shipping may be offered for qualifying orders, as specified on our website.

Order Processing:

Orders are processed within 1–2 business days after payment confirmation. Orders placed on weekends or public holidays are processed the next business day.

Delivery Issues:

If your order is delayed or arrives damaged, you must notify us within 14 calendar days. We will investigate the issue and offer a resolution in accordance with applicable consumer protection laws.

Return & Withdrawal Policy

Right of Withdrawal:

In accordance with Royal Legislative Decree 1/2007 (Ley de Defensa de los Consumidores y Usuarios), you have the right to withdraw from your purchase within 14 calendar days from the date of receipt, without giving any reason.

To exercise this right, contact us via email or through our website, providing your order number and contact details.

Return Conditions:

  • Products must be unused, in original condition and packaging.
  • Return shipping costs are the responsibility of the customer, unless the product is defective or sent in error.
  • Refunds will be issued within 14 days of receiving the returned goods.

Items Excluded from Return:

  • Custom or personalized products
  • Sealed items that were unsealed after delivery and are unsuitable for return due to hygiene (e.g. cosmetics, personal care)
  • Digital content delivered electronically once download or streaming has begun

If you want to return an item, please contact us first to give you detailed instructions.

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Model K Model K 1954
Harley Davidson Model K Model K 1955
Harley Davidson Model K Model K 1956
Harley Davidson Model K Model K 1955
Harley Davidson Model K Model K 1956
Harley Davidson Sportster Sportster 1957
Harley Davidson Sportster Sportster 1958
Harley Davidson Sportster Sportster 1959
Harley Davidson Sportster Sportster 1972
Harley Davidson Sportster Sportster 1973
Harley Davidson Sportster Sportster 1974
Harley Davidson Sportster Sportster 1975
Harley Davidson Sportster Sportster 1976
Harley Davidson Sportster Sportster 1977
Harley Davidson Sportster Sportster 1978
Harley Davidson Cafe Racer Sportster 1977
Harley Davidson Cafe Racer Sportster 1978
Harley Davidson Sportster Sportster 1972
Harley Davidson Sportster Sportster 1973
Harley Davidson Sportster Sportster 1974
Harley Davidson Sportster Sportster 1975
Harley Davidson Sportster Sportster 1976
Harley Davidson Sportster Sportster 1977
Harley Davidson Sportster Sportster 1978
Harley Davidson Sportster Sportster 1979
Harley Davidson Sportster Sportster 1980
Harley Davidson Sportster Sportster 1981
Harley Davidson Sportster Sportster 1982
Harley Davidson Sportster Sportster 1983
Harley Davidson Sportster Sportster 1984
Harley Davidson Sportster Sportster 1985
Harley Davidson Roadster Sportster 1978
Harley Davidson Roadster Sportster 1979
Harley Davidson Roadster Sportster 1980
Harley Davidson Roadster Sportster 1981
Harley Davidson Roadster Sportster 1982
Harley Davidson Roadster Custom Sport Sportster 1983
Harley Davidson Roadster Sportster 1984
Harley Davidson Roadster Sportster 1985
Harley Davidson Sportster Sportster 1977
Harley Davidson Sportster Sportster 1978