What makes the trivalent metal plating beneficial?

The trivalent metal plating provides superior resistance to corrosion and seizing. This makes installation and removal easier, even after the plug has been in service for a long time.

Why is the copper core important in a spark plug?

The pure copper core is essential for effective heat dissipation and conductivity. This helps the spark plug maintain its operating temperature and ensures consistent performance.

What is the purpose of the corrugated ribs on the insulator?

The corrugated ribs on the alumina silicate ceramic insulator are designed to prevent flashover. This ensures that the electrical spark is directed effectively to the electrode for ignition.

NGK Standard Spark Plug (DR5HS)

Name: NGK Standard Spark Plug (DR5HS)
Brand: NGK
SKU: ngk-ngk-standard-spark-plug-dr5hs-pa-ng4623
Price: 71.40 USD
Availability: InStock

$71.40

In Stock

NGK Standard Spark Plug Box of 10 (DR5HS). Reliable OE replacement with anti-corrosion plating and a copper core for heat dissipation.

Key Features

This is a box of 10 NGK Standard spark plugs, part number 4623.
The pure copper core aids in heat removal and offers good conductivity.
A high-grade alumina silicate ceramic insulator provides superior strength.
Trivalent metal plating offers superior anti-corrosion and anti-seizing properties.
Corrugated ribs on the insulator help prevent flashover.
Triple seals are used to prevent combustion gas leakage.

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Product Details

The pure copper core in these NGK Standard spark plugs offers solid heat dissipation and conductivity, helping to keep your engine running at its optimal temperature. These are the same kind of plugs you'd find as original equipment on many vehicles, built with the same reliable technology NGK has been known for over the years. They're designed to provide dependable performance for the long haul.

NGK uses a high-grade alumina silicate ceramic for the insulator, which creates a strong barrier to prevent electrical flashover and ensures good heat transfer away from the firing tip. The trivalent metal plating on the plug body is a smart touch, giving it superior resistance to corrosion and making it easier to remove down the road, even after many heat cycles. Plus, the triple gasket sealing is there to make sure no combustion gases escape past the plug.

This is a box of 10 spark plugs, which is handy if you're working on an engine that requires multiple plugs, like some motorcycles or smaller industrial engines. They're a well-built option for maintaining your ignition system.