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NGK 4757 Laser Iridium Spark Plug

Manufacturer

Picture for manufacturer NGK Spark Plugs

Part Number

4757
6 reviews
Sale Price

$9.27

In Stock (10+)

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Usually delivered within 2 days

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Live-in-stock inventory

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Product Details

The NGK 4757 Laser Iridium spark plug delivers premium ignition performance with advanced iridium technology. Engineered as an OE-quality replacement, this spark plug features a laser-welded iridium center electrode that provides exceptional durability and consistent spark intensity for improved combustion efficiency.

Key Features:

  • Laser-welded iridium center electrode for superior longevity and performance
  • Fine wire design concentrates spark energy for more complete fuel combustion
  • Trivalent metal plating for superior anti-corrosion and anti-seizing properties
  • Corrugated ribs prevent flashover and improve ignition reliability
  • Purified alumina silicate ceramic insulator for excellent dielectric strength
  • Triple gasket seal eliminates combustion gas leakage
  • OE-quality construction meets or exceeds original equipment specifications

NGK Laser Iridium spark plugs provide extended service life compared to conventional plugs while delivering improved throttle response, fuel efficiency, and reduced emissions. Ideal for automotive, motorcycle, marine, and small engine applications requiring reliable ignition performance.

Products specifications

Stock Number

4757

Part Number

IZFR6N-E

Electrical Terminal Type

Non-Removable Nut

Ground Electrode Core Material

Nickel

Seat Type

FLAT

Manufacturer Heat Range

6

Ground Electrode Quantity

1

Center Electrode Tip Material

Iridium

Hex Size

5/8

Ground Configuration

Standard

Center Electrode Core Material

Copper

Resistance

1000

Ground Electrode Tip Design

Standard

Reach

.75

Insulator Height

50.50

Pre-Gap Size

.032

Thread Diameter

14.00

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Easy to order...Excited to see the new part and hoping the shipping is quick.

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