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Weldon A2047 Series High Flow Fuel Pressure Regulator

Available for Order


All Weldon Regulators maintain steady fuel delivery during dramatic changes in fuel demand, such as WOT conditions, boost application and gear changes with precision pressure control.

We use this regulator on all of our high-horsepower builds that run a mechanical fuel pump.

Make things easy on yourself and avoid the frustration of fabricating a mounting bracket for your new Weldon fuel pressure regulator - we’ve done the work for you! Combo your regulator with one of our Billet Regulator Mounting Brackets, view more HERE.


  • .438" bypass orifice
  • Teflon® diaphragm with o-ring seal ensures leak free operation
  • Flows over 12 GPM
  • 1/8" NPT Gauge Port
  • 1/8" NPT manifold pressure reference port
  • Adjustable between 28 – 120 PSI
  • -12 pressure and return ports
  • Billet Aircraft Aluminum with MIL-SPEC anodizing
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