The Royal Enfield 571091/A Adaptor with PAV Connector – Dia 32mm is an OEM component used in the EFI intake and PAV/emission-control system of compatible Royal Enfield motorcycles.
The Royal Enfield LS410 engine catalogue identifies 571091/A specifically as “Adaptor with PAV Connector – Dia 32mm” and shows it in the Himalayan 410 EFI fuel-injection assembly.
Royal Enfield parts assignment data also confirms the part for Bullet 500 Euro 3, Bullet 500 Euro 4, Classic 500 Euro 3, Classic 500 Euro 4 and Himalayan 410 Euro 4 applications.
The 32 mm diameter specification is important when replacing this component, as the adaptor works with the corresponding EFI intake/manifold arrangement. Always match the complete part number and original component before ordering.
Key Features
- Genuine Royal Enfield OEM replacement part
- Part Number: 571091/A
- Exact Description: Adaptor with PAV Connector – Dia 32mm
- 32 mm adaptor diameter
- Designed for EFI applications
- Includes PAV connector provision
- Used in intake/emission-control system
- OE-specification fit and dimensions
- Suitable for compatible 500cc EFI and Himalayan 410 applications
- Direct replacement when 571091/A is specified
Compatibility
Royal Enfield 500cc
- Bullet 500 EFI Euro 3
- Bullet 500 EFI Euro 4
- Classic 500 EFI Euro 3
- Classic 500 EFI Euro 4
- Bullet Trials 500 Euro 4
Royal Enfield Himalayan
- Himalayan 410 EFI Euro 4
The Royal Enfield LS410 catalogue directly identifies 571091/A for the Himalayan 410, while Royal Enfield parts assignment data lists the 500cc EFI applications above.
Important: This part is for the 32 mm EFI/PAV configuration. Match the original part number 571091/A before ordering.
Application
EFI Intake System / PAV (Pulsed Air Valve) Emission System
Package Includes
- 1 × Royal Enfield 571091/A Adaptor with PAV Connector – Dia 32mm









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