SKU: 20-1100-01
Radium Engineering Universal Multi-Port Regulator (MPR) – Green
The Radium Engineering 20-1100-01 Universal Multi-Port Regulator (MPR) in Green is the best high-performance fuel pressure regulator for custom fuel systems requiring precise, stable fuel delivery under high-flow conditions. Featuring a unique 4-port design, billet aluminum construction, and a vibrant green anodized finish, this MPR maintains consistent fuel pressure across multiple fuel rails or injectors, making it ideal for boosted, naturally aspirated, or multi-fuel-rail setups on street, drift, drag, or track vehicles.
Key Features
- 4-Port Design: Two inlet ports and two outlet ports for simplified plumbing and balanced fuel distribution
- Multi-Port Flexibility: Supports dual fuel rails, multi-injector systems, or parallel fuel feed setups
- Billet Aluminum Body: Lightweight, durable 6061 aluminum with green anodized finish for corrosion resistance and style
- High-Flow Capacity: Large internal passages handle high-volume fuel demands up to 1000+ HP
- Adjustable Pressure: 1:1 rising rate diaphragm with adjustable spring for precise fuel pressure control
- Universal Mounting: Compact design with multiple mounting options for easy installation
- AN Fittings Ready: -6AN ORB ports for secure, leak-free connections
Specifications
| Specification | Detail |
|---|---|
| Part Number | 20-1100-01 |
| Material | Billet 6061 Aluminum |
| Finish | Green Anodized |
| Ports | Two -6AN ORB Inlet / Two -6AN ORB Outlet |
| Pressure Ratio | 1:1 Rising Rate |
| Base Pressure Range | Adjustable (Typically 30-70 PSI) |
| Power Capability | Up to 1000+ HP (Fuel Dependent) |
| Country of Origin | United States |
| Warranty | Limited (Manufacturer) |
Product Notes
- Universal fit – ideal for custom fuel systems, dual fuel rails, or high-flow injector setups
- Green anodized finish adds distinctive styling to engine bay – matches other Radium components
- Requires return-style fuel system – not compatible with returnless setups without modification
Installation Notes
- Estimated time: 1-3 hours (fuel system dependent), moderate to advanced difficulty
- Professional installation recommended, requires proper plumbing, pressure testing, and fuel system tuning
- Use -6AN fittings/lines and ensure correct base pressure adjustment with fuel pressure gauge
This Part Fits
| Application | Notes |
|---|---|
| Universal | Custom Fuel Systems Requiring Multi-Port Regulation |
| Common | High-Performance Gasoline / Ethanol Builds (Up to 1000+ HP), Dual Rail Setups, Boosted Applications |
Why Choose Radium Engineering MPR?
- 4-port design simplifies plumbing and balances fuel delivery for multi-rail or high-flow systems
- Billet aluminum construction with green anodized finish offers durability and premium styling
- Proven in high-performance and motorsport applications – reliable fuel pressure under boost or high demand
Frequently Asked Questions
- Q: Is this regulator return-style?
A: Yes, requires a return line to the fuel tank – not compatible with returnless systems without modification. - Q: What base pressure should I set?
A: Typically 40-60 PSI – adjust to your fuel system requirements and tuner recommendations. - Q: Will it fit my boosted setup?
A: Yes, excellent for turbo/supercharged applications – 1:1 rising rate maintains proper fuel pressure. - Q: Does it include fittings?
A: No – -6AN ORB ports; use compatible AN fittings and lines for your setup.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Official retail box
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