NGK SILFR8A-S (1402) Laser Iridium Spark Plug

NGK SILFR8A-S (stock number 1402) is a laser iridium spark plug. The technical specifications below are taken from the product catalog.

Product specifications

  • Thread diameter: 12 mm
  • Thread reach: 26.5 mm
  • Hex size: 5/8"
  • Seat type: Gasket
  • Heat range: 8
  • Center electrode: Iridium
  • Ground electrodes: 1 Ground Electrode
  • Terminal type: Solid
  • Pre-set gap: 0.032 in
  • Thread pitch: 1.25 mm

Before ordering, verify the part number and vehicle application with the official NGK Part Finder. No vehicle fitment is assumed from these specifications.

Technical Specs
Thread Size (mm) 12
Thread Reach (mm) 26.5
Hex Size (inch) 5/8"
Seat Type Gasket
Resistor Type Resistor
Projection Type Non
Heat Range 8
Center Electrode Type & Material Iridium
No. of Ground Electrodes 1 Ground Electrode
Terminal Type Solid
Pre-Set Gap (inch) 0.032"
Thread Pitch (mm) 1.25

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SILFR8A-S (1402)

NGK / NTK PRODUCT DETAILS · U.S. STORE

  • Brand: NGK
  • Product Code: NGK-SILFR8A-S (1402)
  • Availability: In Stock
Free shipping on U.S. orders over $69 · Prices in USD
  • $15.78

Check compatibility: Confirm the NGK/NTK part number and vehicle application before placing your order.

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