The Royal Enfield 573968/A Bolt Breather is an OEM engine component used in the crankcase breather system.
Royal Enfield parts catalogue data identifies 573968/A specifically as “BOLT, BREATHER.” The catalogue also records 573968/B as the replacement part number for 573968/A.
The breather bolt is installed as part of the engine cover/breather arrangement and works with the associated sealing washer and breather pipe components. Catalogue data places it in the engine cover RH assembly.
Key Features
- Genuine Royal Enfield OEM spare part
- Part Number: 573968/A
- Description: Bolt, Breather
- Engine crankcase breather component
- Used with the breather assembly
- OEM replacement specification
- Suitable for engine servicing and restoration
- 573968/B is the listed replacement reference
Compatibility
- Compatible Royal Enfield UCE applications where 573968/A is specified
- Royal Enfield 350cc UCE applications
- Royal Enfield 500cc UCE applications
The UCE parts catalogue shows 573968/A in the engine-cover/breather assembly, including Bullet 350 UCE, Electra 350 UCE, Classic 350 and Classic 500 EFI applications.
Important: Royal Enfield lists 573968/B as the replacement for 573968/A. Match the existing part number and breather configuration before ordering.
Application
Engine Crankcase / Breather System / Engine Cover
Package Contents
- 1 × Royal Enfield 573968/A Bolt Breather









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