MALLORY 4350M Fuel Pressure Regulator Carb 0769105118637 4305M Or 30-100

( Brand: Mallory ), ( Performance Part: Yes ), ( Type: Fuel Pressure Regulator ), ( Color: Black ), ( Manufacturer Part Number: 4350M ), ( Country Of Origin: United States ), ( UPC: 769105118637 )

Review MALLORY Adjustable Fuel Pressure Regulator Or Carb 30-100 Psi Usa fits EFI

The Mallory 4350M/4305M Fuel Pressure Regulator is a crucial component in ensuring optimal fuel delivery for carbureted and EFI systems. This regulator is designed for fuel pressures ranging from 30 to 100 psi, making it a versatile solution for various applications.

The Mallory 4350M/4305M Fuel Pressure Regulator is constructed from high-quality materials, including a brass body and a borosilicate glass diaphragm. The brass body provides durability and resistance to corrosion, while the glass diaphragm ensures precise fuel pressure regulation. This regulator also features a machined taper bore inlet and outlet, ensuring a leak-free connection with fuel lines.

The regulator comes with a 3/8 NPT threaded inlet and outlet, allowing for easy installation on most fuel systems. The adjustable spring tension allows for fine-tuning of fuel pressure to meet the specific needs of your engine. The regulator also includes a pressure relief valve, which helps prevent damage from overpressure.

The Mallory 4350M/4305M Fuel Pressure Regulator is easy to install and use. It can be mounted in a variety of locations, including on the firewall, under the hood, or in the engine bay. The regulator comes with clear markings on the body, making it easy to read the desired fuel pressure setting.

In summary, the Mallory 4350M/4305M Fuel Pressure Regulator is a high-quality, versatile, and easy-to-use component for regulating fuel pressure in carbureted and EFI systems. Its durable construction, precise regulation, and adjustable spring tension make it an ideal choice for automotive enthusiasts and professionals alike.

The Mallory 4350M/4305M Fuel Pressure Regulator is a popular aftermarket option for maintaining the correct fuel pressure in EFI (Electronic Fuel Injection) systems with carburetor-style connections. Here are some pros and cons to consider before making a purchase.

1. Universal Fitment: The Mallory 4350M/4305M regulator is designed to fit a wide range of applications. It can be used with various fuel pressure requirements from 30 to 100 psi.

2. Easy Installation: The installation process is straightforward. This component is designed to replace the original fuel pressure regulator on your vehicle.

3. Durable Construction: The Mallory regulator is made with robust materials, including a brass housing and a buna-N diaphragm. This ensures long-lasting performance and resistance to fuel and other environmental elements.

4. Improved Performance: Proper fuel pressure is essential for optimal engine performance. The Mallory regulator can help maintain consistent fuel pressure, contributing to improved throttle response and engine efficiency.

1. Potential Leaks: As with any fuel pressure regulator, there is always a risk of leaks. Proper installation and the use of quality seals are crucial to prevent any fuel leaks.

2. Limited Adjustment Range: The Mallory 4350M/4305M regulator offers a limited adjustment range. If you require a more precise fuel pressure setting, you may need to consider other regulator options with greater adjustability.

3. Potential Compatibility Issues: While the regulator is designed to fit a wide range of applications, there may be instances where compatibility issues arise. Double-check the specifications of your vehicle and the regulator before making a purchase.

In conclusion, the Mallory 4350M/4305M Fuel Pressure Regulator offers several advantages, including ease of installation, durability, and universal fitment. However, potential issues such as leaks and limited adjustability should be carefully considered. Ultimately, if your vehicle requires a fuel pressure regulator, the Mallory 4350M/4305M can be a reliable and effective solution, especially for those seeking a simple and robust option.

If you're looking for a reliable and easy-to-install fuel pressure regulator for your EFI system, the Mallory 4350M/4305M Fuel Pressure Regulator may be an excellent choice. However, be sure to double-check the compatibility of this regulator with your specific vehicle and fuel pressure requirements before making a purchase. If you need more precise fuel pressure control or a wider adjustment range, consider exploring other regulator options.

part # 4350m prices

• $139.97-$359.99

specifications fuelperforma:

• for models: Efi
• brand: Mallory
• performance part: Yes
• type: Fuel Pressure Regulator
• color: Black
• manufacturer part number: 4350M
• country of origin: United States
• upc: 769105118637

payments fuelperforma:

• wallet: Google-pay
• credit card: Mastercard
• other

seller fuelperforma:

• # reviews: 578
• rating: 99.3%

general fuelperforma:

• Auto Permance Parts > Fuel Systems > Fuel Pressure Regulators
• condition: New

offer fuelperforma:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: November 14, 2025
• quantity: 1

returns fuelperforma:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

shipping fuelperforma:

• cost: $8.17
• transit: 4-8 Days
• service: FedEx Ground Economy
• carrier: FedEx
• class: Economy
• type: Calculated

Mallory 4350M Is Similar To:

• Mallory 4060fi Comp Pump Series 60fi Fuel Pump. Part No (35.7% similar) $230.95–$249.99. (November 25th, 2024)
• Mallory 4307m Adjustable Fuel Pressure Regulator And Bracket (70.3% similar) $90.00–$139.99. (June 2nd, 2025)
• Mallory 4207m Fuel Pressure Regulator Racing For Parts Or Repair Untested (62% similar) $93.99–$245.95. (August 19th, 2025)
• Mallory 4212 Adjustable Fuel Pressure Regulator New In Box (65.7% similar) $100.00. (November 17th, 2025)
• Mallory 4305-m Fuel Pressure Regulator 4305m In Good Working Condition See Photos (51.8% similar) $40.00–$359.99. (May 24th, 2026)