NGK SPARK PLUGS - 4339 - Spark Plug - DCPR8E

Q: Where can I find installation instructions for this product?

General installation notes are provided on the product page where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat for questions about difficulty, required tools, or whether professional installation is recommended.

NGK Spark Plugs 4339, also known as the DCPR8E model, features trivalent metal plating for anti-corrosion and anti-seizing properties, a pure alumina silicate ceramic insulator for strength and heat transfer, triple seals to prevent leakage, corrugated ribs to prevent flashover, and a copper core for heat removal. This spark plug is a resistor type with a standard style and a removable nut terminal configuration. The center electrode is projected with a nickel alloy tip, while the ground electrode is single and standard in shape. The spark plug has a thread reach metric of 19.1 mm, a hex size metric of 16 mm, a heat range of 8, a spark gap of 0.7 mm, electrical resistance of 5k Ohms, and is suitable for street riding style.

Features

Trivalent metal plating provides superior anti-corrosion and anti-seizing properties

Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer

Triple seals prevent leakage

Corrugated ribs prevent flashover

Copper core aids in heat removal

Specs

Product Name: Spark Plug

Type: Resistor

Style: Standard

Model: DCPR8E

Terminal Configuration: Removable Nut

Center Electrode Projection: Projected

Electrode Tip Material: Nickel Alloy

Center Electrode Type: Standard

Ground Electrode Configuration: Single

Ground Electrode Shape: Standard

Thread Reach Metric: 19.1 mm

Hex Size Metric: 16 mm

Heat Range: 8

Spark Gap: 0,7 mm (0,028")

Spark Gap Imperial: 0.028"

Spark Gap Metric: 0.7 mm

Electrical Resistance: 5k Ohms

Units: Each

Riding Style: Street

Frequently Asked Questions - NGK SPARK PLUGS - 4339 - Spark Plug - DCPR8E

General info

How do I know if this part fits my vehicle?

Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.

What does it mean if a product is listed as universal fit?

Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.

Where can I find installation instructions for this product?

General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.

What if I have more questions about this product?

Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.