NGK Spark Plugs DCPR6E Pack of 4 — OEM-fit, Pre-gapped Corrosion-Resistant Plugs

NGK 3481 (DCPR6E) spark plugs are OEM-grade ignition parts sold in a pack of four, built to restore reliable combustion and consistent starting for compatible cars and motorcycles.

These NGK-standard spark plugs are engineered to match original equipment specifications so your engine gets correct fit, dependable sparks, and long service life. The 3481 model arrives pre-gapped (always verify before installation) and uses NGK’s proven materials and plating to resist fouling and corrosion. Whether you’re performing routine maintenance on a motorcycle or replacing worn plugs in an older car, this four-pack provides a straightforward, cost-effective swap.

How will these spark plugs affect engine starting and idle?

Properly functioning spark plugs are essential for reliable ignition. The NGK 3481 delivers consistent spark delivery across normal operating ranges to reduce misfires, improve throttle response, and keep idle smooth.

• Pre-gapped for typical applications (verify gap before install).
• Engineered to meet OE spark timing and performance.
• Reduced fouling risk for fewer cold-start issues.
• Materials designed for stable ignition under everyday driving.

Are these plugs easy to install for a DIY mechanic?

Yes — the NGK 3481s are intended as direct replacements where specified, so installation is straightforward for anyone with basic tools and spark-plug experience. Always follow torque specs and double-check the gap after unpacking.

• Pre-set gap for common OE tolerances; verify with feeler gauge.
• Standard thread and seating dimensions for direct fit on listed models.
• Corrosion-resistant plating helps prevent seizing during removal.
• Sold in a 4-pack for multi-cylinder engines or spares.

Which vehicles and engines commonly use the NGK 3481 (DCPR6E)?

The 3481 plug is compatible with various motorcycles and selected automotive applications that require the DCPR6E specification. This pack is often used in older high-displacement motorcycles and certain car models where the OE equivalent is specified.

• Fits multiple Honda and Victory/V92/VTX family motorcycles with listed gap sizes.
• Compatible with BMW M5 (1991–1993) 3.6L V6 when DCPR6E is specified.
• Check engine code and OEM part cross-reference before ordering.
• Designed as OE-equivalent replacements, meeting fit and function criteria.

What materials and design features improve longevity and reliability?

NGK builds its plugs with application-appropriate electrode metals and a corrosion-resistant finish to extend service life and maintain consistent spark energy. Those design choices help reduce wear and simplify future removal.

• Application-specific electrode construction for efficient sparking.
• Trivalent metal plating resists corrosion and eases extraction later.
• Manufactured to OEM tolerances for consistent combustion performance.
• High resistance to fouling under normal operating conditions.

Who this is for: The NGK 3481 (DCPR6E) four-pack is aimed at vehicle owners, motorcycle riders, and professional technicians seeking a reliable OE-quality replacement for engines that specify the DCPR6E form factor. It’s a practical choice for routine tune-ups, seasonal maintenance, or when restoring consistent ignition on older models. Confirm compatibility with your vehicle’s service manual or parts cross-reference before purchasing.

Product features include:

• Trusted OEM brand known for ignition components and global supply to manufacturers.
• Consistent ignition performance to support smooth operation and dependable starts.
• Electrode design tailored to application needs, supporting efficient spark and durability.
• Corrosion-resistant plating for easier removal and longer life.
• Direct-replacement fit manufactured to meet OE specifications—verify vehicle compatibility prior to installation.