The Royal Enfield Genuine Spark Plug (Part No. 572327/B) is a high-quality BOSCH WQR8DC ignition component, specifically designed for the Royal Enfield Unit Construction Engine (UCE) 350cc and 500cc platforms. As an essential Original Equipment (OE) part, it is engineered to provide the reliable spark required to ignite the fuel-air mixture under the specific compression and thermal conditions of the air-cooled Enfield engine.
Featuring a robust electrode design and the correct heat range (Code 8), this spark plug ensures stable combustion, helping to prevent engine knocking and carbon fouling. Using the genuine 572327/B plug is critical for maintaining the signature “thump” of your motorcycle while ensuring optimum fuel efficiency and reduced exhaust emissions.
Key Features:
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100% Genuine Part: Authentic Royal Enfield replacement component as confirmed by the official factory packaging in image_703eca.png.
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BOSCH WQR8DC Engineering: Built to global standards for high insulation resistance and superior thermal conductivity.
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Optimized Heat Range: Specifically calibrated to handle the operating temperatures of the 350cc/500cc UCE engines.
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Smooth Power Delivery: Reduces engine misfires and improves throttle response for a more consistent riding experience.
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Anti-Seize Coating: The plug body is treated to resist corrosion, making future removals for inspection or replacement easier.
Technical Specifications:
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Brand: Royal Enfield Genuine (OEM: BOSCH)
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Part Number: 572327/B
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Model Code: WQR8DC
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Electrode Material: Standard Nickel/Copper
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Country of Origin: India
Motorcycle Compatibility
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Royal Enfield Classic 350 / 500 (UCE Models)
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Royal Enfield Bullet 350 / 500 / ES
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Royal Enfield Thunderbird 350 / 500
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Royal Enfield Electra 350











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