Bosch W8DC Anti-Corrosion Nickel Spark Plug

$104.46 $141.36

Keep your single-cylinder motorcycle or generator running at peak performance with the genuine Bosch W8DC Spark Plug. Engineered with a nickel electrode for reliable ignition, durable construction, and built-in anti-corrosion protection, this heavy-duty spark plug delivers consistent starts and stable engine performance cycle after cycle.

Key Features

Anti-Corrosion Protection: Nickel electrode resists oxidation and corrosion for long-lasting, dependable performance.
Heavy-Duty Build: Designed to withstand the demands of single-cylinder motorcycles and generators.
OEM-Grade Quality: Bosch precision engineering ensures a consistent spark and optimal combustion efficiency.
Correct Heat Range: Engineered with a specific heat range to maintain ideal operating temperature and prevent pre-ignition.
Easy Installation: Direct replacement format makes swapping quick and straightforward for DIY mechanics and professionals alike.

Specifications

Brand: Bosch
Model/Part Number: W8DC
Electrode Material: Nickel
Application: Single-cylinder motorcycles & generators
High-Concern Chemicals: None
Country of Origin: Made in Mainland China

Important Fitment Notice

⚠️ Please verify fitment before ordering. Always confirm that part number W8DC matches your engine's OEM specifications, including heat range, thread size, and electrode gap. Different engine models require specific spark plug configurations. Orders placed without fitment confirmation may not be eligible for returns or refunds.

Note: Packaging may vary across production batches. The package image shown is for reference only; the actual spark plug received shall prevail.

Frequently Asked Questions

Q: What vehicles and engines is the Bosch W8DC spark plug compatible with?

A: The Bosch W8DC spark plug is designed for single-cylinder motorcycles and small generators. However, always cross-reference the part number W8DC with your engine's OEM specifications — including thread size, heat range, and electrode gap — before purchasing to ensure proper fitment.

Q: What material is the electrode made from on the Bosch W8DC?

A: The Bosch W8DC features a nickel electrode, which offers excellent durability, reliable ignition performance, and anti-corrosion resistance, making it well-suited for heavy-duty small-engine applications.

Q: How do I install the Bosch W8DC spark plug?

A: Installation follows standard spark plug replacement procedures — disconnect the spark plug wire, remove the old plug using a spark plug socket, check the electrode gap on the new W8DC against your engine specs, and torque it to the manufacturer's recommended specification. When in doubt, consult a qualified mechanic.

Q: Why does the packaging look different from what is shown?

A: Bosch packaging may vary across production batches. The product image shown is for reference only. The actual Bosch W8DC spark plug you receive is the same genuine part regardless of packaging appearance.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.