Aumzong EFI Fuel Check Valve 62228-08C for Harley-Davidson 2008–2021 — Direct-Fit, OEM-Style Durability

Aumzong 62228-08C EFI Fuel Check Valve is a direct-fit replacement designed to maintain proper fuel-system pressure on compatible 2008–2021 Harley-Davidson touring and CVO models.

If your motorcycle is showing symptoms related to fuel pressure loss or if you’re rebuilding or maintaining the EFI plumbing, the Aumzong 62228-08C offers a straightforward swap-in solution. Manufactured to meet or exceed OEM tolerances, this valve is engineered for durability against heat, pressure and corrosive fuels. It’s intended to reduce air intrusion and stabilise feed pressure so the injection system performs as designed.

Which Harley-Davidson models will this valve fit?

This check valve is compatible with a broad range of Harley-Davidson touring and CVO models across model years listed by the manufacturer. Confirm your existing part number (62228-08C) before ordering to ensure exact fitment.

• Compatible years: 2008–2021 for many Road Glide, Street Glide, Road King and Electra Glide models
• CVO and CVO Road Glide coverage included for specific years (2014–2021 and 2018–2019 respectively)
• Ultra Limited and Ultra Limited Low models within the specified years
• Matches OEM part number for direct replacement without modification

How does this check valve affect fuel-system performance?

The valve helps hold fuel-system pressure and prevents backflow, which supports smooth injector operation and consistent fuel delivery. By limiting air entry and maintaining stable pressure, the EFI can meter fuel more accurately under load and idle conditions.

• Helps reduce fuel pressure fluctuations that can cause hesitation or rough idle
• Limits air intrusion that could interfere with injector timing
• Contributes to predictable throttle response during acceleration
• Durable materials resist chemical degradation from modern fuels

What are the build quality and installation expectations?

Aumzong’s check valve is produced from materials chosen to resist high temperature, pressure and fuel chemistry. The part arrives factory inspected and is intended as a plug-and-play replacement, keeping installation simple for DIY mechanics and service shops alike.

• Constructed to withstand high temperatures and fuel-related corrosion
• Factory inspected and manufactured to OEM-style dimensions
• Direct replacement — installs into existing fittings without special tooling
• Includes seller support for questions or post-sale concerns

Will swapping this valve require additional modifications or parts?

In most cases no additional parts or modifications are necessary when replacing an identical OEM-style valve. Always inspect hoses, clamps and connectors during service and replace any degraded components to ensure a reliable seal.

• Designed as a direct-fit for compatible EFI lines and fittings
• Replace surrounding fuel hoses if cracked or hardened
• Use appropriate clamps rated for fuel-system service
• If unsure, consult a service manual or professional technician for guidance

Who this is for: Riders and technicians who maintain 2008–2021 Harley-Davidson touring or CVO motorcycles and need a reliable, OEM-compatible EFI fuel check valve replacement. It's suitable for routine maintenance, system troubleshooting where pressure retention is suspected, and restorations where factory-spec parts are preferred. If your motorcycle’s part number matches 62228-08C and you want a durable, easy-to-install valve that aligns with OEM form and function, the Aumzong unit is a practical choice.