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Fuelab 51506-1-S-T Series Adjustable Fuel Pressure Regulator TBI - 515

Manufacturer

Picture for manufacturer Fuelab

Part Number

51506-1-S-T
6 reviews
Sale Price

$204.34

Estimated ship date Monday, November 23

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Product Details

The Fuelab 51506-1-S-T is a 515 Series adjustable fuel pressure regulator engineered for throttle body injection (TBI) applications. Designed with performance and flexibility at its core, this regulator accepts both port-style and non-port-style union fittings without interference, making installation straightforward across various fuel system configurations.

Key Features:

  • Dual -6AN inlet ports and one -6AN return port (bottom-mounted) for flexible fuel system plumbing
  • 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 fuel pressure gauge installation
  • 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 regulator's robust construction and comprehensive feature set make it an excellent choice for enthusiasts seeking reliable, adjustable fuel pressure control in TBI fuel systems. The military-specification anodizing provides superior corrosion resistance and durability in harsh underhood environments.

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 Order shiped next day, best price and best looking product I found on line

Fast shipping, good customer service!

Lowest price, fast shipping. Thanks!

Excellent job guys and gals. It just doesn't get easier than this! placed order, received confirmation email, received shipping email, was able to track shipment and received product on my doorstep well packaged and in mint condition. very quick turnaround :) like i said, it just doesn't get any easier than this! <br>Thanks again.

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

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