Fuel Pressure Regulator Diaphragm

Fits 1 bbl, 2 bbl, & 4 bbl Holley TBI,s

PART# 512-1

Suggested Retail: $47.78
Your Price:$43.00
Free Shipping on orders over $100*
  • Replacement fuel pressure regulator diaphragm
  • Fits 1bbl, 2bbl, and 4bbl Pro-Jection Throttle bodies
Regulator Rebuild Kit for 1 bbl, 2 bbl, & 4 bbl Holley TBI regulators. Holley's regulator rebuild kits include everything needed to rebuild your billet fuel pressure regulator back to new. Includes diaphragm assembly, gaskets and rebuild instructions.
Component TypeRegulator Rebuild Kit
Product TypeFuel Pressure Regulator Rebuild Kit
*Free Shipping & Handling only offered to the continental US on orders over $100.