Denso Platinum TT Spark Plug 4503
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Denso Platinum TT Spark Plug 4503

Denso
181907
#4503

$449

PRODUCT SPECIFICATIONS

Part #4503
WEIGHT0.09lbs
Ground Electrode DesignTwin Tip
Seat StyleGasket
Metal TypePlatinum
Gap - Factory Preset1.0 mm = 0.040 in
Electrical Terminal TypeNon-Removable Nut
Center Electrode DesignFine Wire
Insulator TypeNon-Projected
Short StyleNo
Center Electrode Core MaterialCopper
Thread Size14 mm
Drive Size13/16 in
Ground Electrode ConfigurationSingle
Center Electrode Tip MaterialPlatinum
Ground Electrode Core MaterialNickel Alloy
Insulator MaterialCeramic
Resistance (Ω)5
Ground Electrode Tip MaterialTitanium Alloy
Manufacturer Heat Range Number16
Package Quantity1
ResistorYes

PRODUCT DESCRIPTION

Twin-tip design enables faster flame propagation for more complete combustion.

  • checkmarkTwin-tip technology with 11 mm platinum center electrode and 11 mm titanium enhanced ground electrode
  • checkmarkImprove fuel economy, better acceleration and faster starts than all other single platinum plugs
  • checkmarkCopper-glass seal bonds the center electrode and insulator together for a gas-tight seal; maintains proper heat and excludes hot combustion gases
  • checkmarkPurified alumina powder insulator provides exceptional dielectric strength and thermal conductivity, allowing the material to stand up to extreme stress