Looking for an update? Skip the phones, check your order status online.

NGK 1555 SIZKBR8A8HS Laser Iridium Spark Plug

SKU #SIZKBR8A8HS
ITEM #NGK1555
BRAND NGK

  • Extended Shell
  • Special Gasket
  • Special Thread Type

367 in stock

Order by 12pm PST M-F for same day shipping

free shipping Free Shipping (within 50 US States)

$18.75
$17.69 USD

Delayed Shipping

The quantity you are purchasing

This updated lead time is based on the quantity you have selected.

  • Description
    NGK Laser Iridium spark plugs provide superior ignitability and long service life. Fine wire iridium tipped center electrode and fine wire platinum tipped ground electrode ensures slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions.
    • Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
    • Corrugated ribs prevent flashover
    • Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
    • Copper core aids in heat removal
    • Triple seals prevent leakage
  • Product Specifications
    • Shell
    • Thread Diameter12mm
    • Thread Pitch1.25mm
    • Seat TypeGasket
    • Reach26.5mm (1.04")
    • Hex Size14mm Bi-Hex
    • Terminal TypeSolid
    • Overall HeightISO
    • Gap.031" (0.8mm)
    • Center Electrode
    • MaterialIridium
    • TypeFine Wire
    • Size0.6mm
    • ProjectionExtended Projection
    • Ground Electrode
    • MaterialPlatinum
    • TypeSquare
    • ShapeTaper Cut
    • Quantity1
    • Specifications
    • ResistorYes
    • Resistor Value5k Ohm
    • Heat Range8
    • FeaturesExtended Shell; Special Gasket; Special Thread Type
    • Torque SpecsCast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.
    • Part Information
    • BrandNGK/NTK
    • Warranty60 Days
    • Longevity100k Miles
  • Fitment

    Verify Fitment

    Automotive
    Powersports

    Sorry, no powersports applications are associated with this part.

    Non-Automotive

    Sorry, no non-automotive applications are associated with this part.