RADIUM Engineering 20-0870 Fuel Rail for Honda F-Series H-Series Engines

The RADIUM Engineering 20-0870 is a high-performance bolt-on fuel rail designed specifically for Honda F-Series and H-Series DOHC VTEC front-wheel drive engines. Manufactured with a large internal bore to support all necessary engine power requirements, this fuel rail is CNC machined from 6061 aluminum, anodized, and laser etched for a high quality surface finish.

Key Features:

• 11mm ID injector bores compatible with factory injectors or any equivalent aftermarket injector
• Compatible with all fuel types including popular alcohol mixtures such as E85
• 8AN ORB ports for flexible plumbing configurations
• Three fuel rail mounts that work on many 2-bolt intake manifolds
• Available in black only
• Includes mounting hardware (OEM spacers required)

Engine Compatibility:

This fuel rail has been confirmed to work with the following Honda engines: H22A1, H22A4, H23A1, F20A, F20B, F22A1, F22A4, F22A6. However, there are likely many other variations that are compatible.

This upgrade fuel rail allows you to reuse OEM fuel injectors or upgrade to any OEM-equivalent aftermarket injector with matching dimensions. The large internal bore design ensures adequate fuel delivery for high-performance applications while maintaining compatibility with stock fuel systems.