Description
Part Number: AF49-4500
AeroFlow Billet Bypass Fuel Pressure Regulator (4.5 – 9 PSI)
Precision-engineered 6061-T6 billet aluminium bypass regulator designed for low-pressure carburetted fuel systems running a return line.
Key Features
- ☑ Fully adjustable pressure range from 4.5 to 9 PSI specifically tuned for carburetted setups
- ☑ Bypass design reduces fuel pump strain, lowers fuel temperature, and eliminates vapor lock
- ☑ CNC-machined 6061-T6 billet aluminium construction with durable blue anodised finish
- ☑ Dual 3/8″ NPT female inlet/outlet ports and 3/8″ NPT female bottom return port
- ☑ Integrated 1/8″ NPT port for inline fuel pressure gauge or sensor installation
- ☑ Fully compatible with pump petrol, E85 ethanol blends, race fuel, and diesel
Technical Specifications
| Manufacturer | AeroFlow Performance |
|---|---|
| Part Number | AF49-4500 |
| Regulator Type | Bypass / Return Style |
| Pressure Range | 4.5 – 9 PSI (Adjustable) |
| Inlet / Outlet Ports | 3/8″ NPT Female |
| Return Port | 3/8″ NPT Female (Bottom Return) |
| Gauge Port | 1/8″ NPT Female |
| Material | 6061-T6 Billet Aluminium |
| Finish | Blue Anodised |
| Fuel Compatibility | Petrol, E85 / Alcohol Blends, Race Fuels, Diesel |
| Application | Carburetted Fuel Systems (Not for EFI) |
What’s Included in the Box
- 1x AeroFlow AF49-4500 Billet Bypass Fuel Pressure Regulator (Blue Anodised)
- 1x Billet Aluminium Mounting Bracket & Hardware Pack
- 1x 1/8″ NPT Steel Port Plug
Engineered for demanding motorsport applications, the AeroFlow AF49-4500 bypass regulator prevents needle and seat flooding by continuously returning excess fuel to the tank. Available directly from JP Racing with fast UK delivery and complete technical support for your race build.
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