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Exterior Components› Body Panels and Components

Earls

FUEL PRESSURE REGULATOR, EARLS 4.5-9 PSI

$61.95 $56.79 Save $5.16

SKU: E00A 12803ERL

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Overview

The Earl's 12803ERL is a fuel pressure regulator designed for carbureted fuel systems running gasoline. It features 3/8 inch NPT inlet and outlet sizes and offers an adjustable pressure range of 4.5 to 9 PSI. This non-return style regulator is not compatible with alcohol fuels.
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Part #: 12803ERL

Earl's product offerings wouldn't be complete without a full line of fuel system components. Ensure you're supplying clean fuel in proper volumes to your engine with Earl's fuel system solutions!

Features:

  • 3/8" NPT ports
  • 3/8 NPT Ports
  • .220" (7/32") restriction
  • .220 (7/32) Restriction
  • Includes mounting bracket
  • Includes Mounting Bracket
  • High pressure (4-1/2 to 9 psi)
  • High pressure (4-1/2 to 9 PSI)
  • Chrome finish
  • Chrome Finish
  • Not alcohol compatible
  • Not Alcohol Compatible

Carbureted Fuel Pressure Regulator | Gasoline | 4.5-9 PSI Adjustment | Inlet-3/8 in. NPT | Outlet-3/8 in. NPT | Non-Return | Chrome Finish | Die Cast

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandEarls
Part NumberE00A 12803ERL
5,000+ Trusted brands
1M+ Enthusiasts
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(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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