• 576618/B Carburetor Adaptor for Royal Enfield Classic 350 BS4 UCE
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Royal Enfield 576618/B – Carburetor Adaptor for Classic 350, Electra, and Standard 350 BS4 (UCE Engine Only)

Royal Enfield 576618/B – Carburetor Adaptor for Classic 350, Electra, and Standard 350 BS4 (UCE Engine Only)

Rs. 355.00
Rs. 361.00 Rs. 355.00
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Important Order Policy
Please order only after confirming the part number, model, variant, year, side, connector type and compatibility. All orders are non-cancellable once placed. Correctly shipped spare parts are not eligible for return, exchange or refund due to wrong selection, wrong diagnosis, fitment mismatch, mechanic recommendation or change of mind. Electrical/electronic items are additionally non-returnable once opened, installed, plugged in, tested or used. Wrong item, damaged item or missing item claims require a complete unboxing video within 24 hours. Read full Return & Warranty Policy

This is the genuine Royal Enfield 576618/B Carburetor Adaptor, designed specifically for BS4 UCE engine motorcycles. Made with a high-grade rubberized compound and integrated metal sleeve, it ensures perfect sealing between the carburetor and the engine intake manifold, reducing vibrations and preventing air leaks. Ideal for motorcycles equipped with UCE (Unit Construction Engine), this adaptor is not compatible with BS3 or cast-iron models.

Key Features:

  • OEM Part Number: 576618/B

  • Rubber-based carburetor adaptor with metal insert

  • Designed for BS4 UCE models

  • Provides a leak-proof seal for optimal engine tuning

  • Helps reduce carburetor vibrations and wear

Compatibility:

  • Royal Enfield Classic 350 (BS4, UCE)

  • Royal Enfield Electra 350 (BS4, UCE)

  • Royal Enfield Standard 350 (BS4, UCE)

Package Includes:

  • 1 x Carburetor Adaptor 576618/B

FAQs:
Q1. Is this adaptor compatible with Classic 350 BS3?
No, this adaptor is only for BS4 UCE models. For BS3, use part number RLT00011/A.

Q2. Does it include the O-ring?
No, it includes the adaptor only. O-ring to be purchased separately if required.

Q3. What engine type does this fit?
It fits Royal Enfield Unit Construction Engines (UCE) – BS4 carbureted versions.

Verify Fitment on Official Brand Portals

For selected genuine spare parts, you can cross-check the part number on the official brand portals before ordering.

Royal Enfield Official Spares Portal

Hero MotoCorp Official eCatalogue

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