NGK 4654 R7437-9 Single Iridium Spark Plug

Item # : 230891

List : $69.72

$62.75

10% off

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Specs

  • Manufacturer: NGK

Details

Manufacturer Stock Number: 4654

NGK 4654 R7437-9 Single Iridium Spark Plug

NGK Racing Series Plugs are Engineered to Withstand the Harshest Engine Conditions.

  • Fine Wire Center Electrode Ensures High Durability and a Consistently Stable Spark
  • Iridium Alloy has an Extremely High Melting Point, Perfect for Today's High-Tech, High Performance Engines
  • 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


Plug Specifications
  • Thread Size: 14mm
  • Hex Size: 5/8" (16mm)
  • Reach: 26.5mm (1.04")
  • Seat Type: Gasket
  • Gap: .028" (0.7mm)
  • Heat Range: 9
  • Terminal Type: Solid
  • Resistor: Yes

Center Electrode
  • Type: Fine Wire
  • Material: Iridium
  • Projection: Projected

Ground Electrode
  • Type: Taper Cut
  • Material: Nickel
  • Quantity: 1

Manufacturer Part Number: R7437-9