TOYOTA 90919-01275 (3499) SC16HR11 IRIDIUM LONG LIFE SPARK PLUG

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Iridium Long Life
DENSO’s patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. This produces a dramatic improvement in ignitability and spark plug life. DENSO’s Iridium Long Life spark plug is standard equipment with a number of automakers including GM, Toyota, Honda, and Mitsubishi.

Features:

  • Fine-wire iridium center electrode
  • Platinum ground electrode
  • 360 degree laser-welded spark tip

Benefits:

  • Sustained spark performance over 100,000 miles
  • Withstands higher pressures and temperatures
  • Reduced spark plug wear and erosion

Spark Plug Type Performance Differences

Resistance 5000 Ohms
Ground Electrode Tip Design Platinum Chip
Ground Configuration Standard
Ground Electrode Core Material Nickel
Center Electrode Core Material Copper
Center Electrode Tip Material Iridium-Rhodium Alloy
Gap Size 0.044″
Ground Electrode Quantity 1
Hex Size 14.3 mm
Manufacturer Heat Range 16
Seat Type Gasket
Reach 26.50 MM
Alternate/OEM Part Number(s): SC16HR11
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SKU: 3499 Category: Brand:

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