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Fuelab 51506-4-L-T Series Adjustable Fuel Pressure Regulator TBI Large Seat - 515

Manufacturer

Picture for manufacturer Fuelab

Part Number

51506-4-L-T
8 reviews
Sale Price

$210.26

Estimated ship date Monday, November 23

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Product Details

The Fuelab 51506-4-L-T is a 515 Series Adjustable Fuel Pressure Regulator designed for throttle body injection (TBI) applications with a large seat configuration. Engineered for performance and versatility, this regulator accepts both port style and non-port style union fittings without interference, making installation straightforward across various fuel system setups.

Key Features:

  • Two -6AN inlet ports and one -6AN return port (bottom-mounted) for flexible fuel routing
  • Adjustable pressure range suitable for TBI applications
  • Compatible with gasoline, diesel, methanol, and ethanol fuels
  • Precision-machined billet aluminum construction with military-spec Type II anodizing (MIL-A-8625)
  • Fine thread pitch adjustment mechanism for precise pressure tuning
  • 1/8 NPT gauge port with plug for external pressure gauge monitoring
  • 1/8 NPT pressure reference port with barbed fitting for vacuum/boost reference
  • Includes versatile mounting bracket with stainless steel hardware
  • Backed by Fuelab's 2-year limited warranty

The 515 Series regulators are available in multiple configurations supporting carbureted applications as low as 1 PSID up to fuel injected applications requiring up to 125 PSID. The robust construction and fuel compatibility make this regulator suitable for street performance, racing, and high-demand fuel systems.

Products specifications

Range

10-25 psi

Size

(2) -6AN Inlets, (1) -6AN Return

Best price for the item I needed. Very fast shipping and there consumer service was great on the phone.

My part came very fast, it took only two days to arrive. I feel I got a great deal on the part I bought, and I am very happy with the quality and the service. I will definitely do business again. Thank you.

Fast shipping, good customer service!

Lowest price, fast shipping. Thanks!

Autoplicity agent was very helpful over the phone. He answered all my questions & even did some research to make me feel comfortable I was getting the appropriate parts I needed for my car. I was very pleased & will shop Autoplicity again.

Everything went smoothly, love the prices and the ease of transaction, hope to buy from you real soon, Nice people.

thanks for the quick service

Best price on the net! Haven't got my order yet, it just shipped so we will see from there.

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