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Spark Plug - Iridium Long-Life

Spark Plug - Iridium Long-Life

Part #: DEN 3491
Line: DENSO
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Features & Benefits

Warranty :Standard : Warrantied to be Free from Defects in Workmanship or Material for One Year from Date of Purchase. Breach of Warranty is Limited to Free Exchange of Product if Part Found to be Defective. Liability for Neglect, Misuse or Incidental Damages is Disclaimed.

FK20HBR8


  • Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) With Platinum Ground Strap
  • Long Life Performance
  • OE Specification - Iridium Super Ignition Plug (SIP) Needle to Needle Design
  • Iridium Plug Technology Leader
  • 90% Alloy Content.
  • Resistance To Oxidation Equals Longer Plug Life
  • Extended Service Intervals Up To 100,000 Miles
  • All Denso Spark Plugs Are Pre-Fired To Assure The Highest Quality Product Possible.
  • Copper-Glass Seal Bonds The Center Electrode & Insulator For A Gas-Tight Seal.
  • Purified Alumina Powder Insulator Provides Exceptional Dielectric Strength, Thermal Conductivity & Resilience To Extreme Stress.

Specifications

Ground Electrode Quantity 3
Insulator Type Projected
Manufacturer Part Number 3491
Terminal Type Non-removable Nut
Spark Plug Reach 26.5 mm (1.04")
Sub Brand Iridium Long Life
VMRS Code 033003005
Material Iridium
Spark Plug Resistor Value 5000
Spark Plug Seat Type Gasket
Thread Size 14 mm
Quality Level Best
Spark Plug Heat Range DENSO20
Brand Denso
Spark Plug Thread Size 14 mm
Contents Iridium Spark Plug
Gap Size 0.8 mm
Seat Type Flat
Electrode Core Material Iridium
Spark Plug Resistor Yes
Resistor Type Yes
Spark Plug Hex Size 16 mm (5/8")
SDS Required No
Hex Size 16 mm

Safety Information

Vehicle Fitment Guide

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